8204209520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{14969}}^1$

素因数の和:15043

約数の個数: 160

約数和(自身を含む): 22453562880

約数和(自身を除く): 14249353360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 442, 496, 520, 527, 620, 680, 806, 884, 1040, 1054, 1105, 1240, 1360, 1612, 1768, 2015, 2108, 2210, 2480, 2635, 3224, 3536, 4030, 4216, 4420, 5270, 6448, 6851, 8060, 8432, 8840, 10540, 13702, 14969, 16120, 17680, 21080, 27404, 29938, 32240, 34255, 42160, 54808, 59876, 68510, 74845, 109616, 119752, 137020, 149690, 194597, 239504, 254473, 274040, 299380, 389194, 464039, 508946, 548080, 598760, 778388, 928078, 972985, 1017892, 1197520, 1272365, 1556776, 1856156, 1945970, 2035784, 2320195, 2544730, 3113552, 3308149, 3712312, 3891940, 4071568, 4640390, 5089460, 6032507, 6616298, 7424624, 7783880, 7888663, 9280780, 10178920, 12065014, 13232596, 15567760, 15777326, 16540745, 18561560, 20357840, 24130028, 26465192, 30162535, 31554652, 33081490, 37123120, 39443315, 48260056, 52930384, 60325070, 63109304, 66162980, 78886630, 96520112, 102552619, 120650140, 126218608, 132325960, 157773260, 205105238, 241300280, 264651920, 315546520, 410210476, 482600560, 512763095, 631093040, 820420952, 1025526190, 1640841904, 2051052380, 4102104760, 8204209520]

約数ペア:

[(1, 8204209520), (2, 4102104760), (4, 2051052380), (5, 1640841904), (8, 1025526190), (10, 820420952), (13, 631093040), (16, 512763095), (17, 482600560), (20, 410210476), (26, 315546520), (31, 264651920), (34, 241300280), (40, 205105238), (52, 157773260), (62, 132325960), (65, 126218608), (68, 120650140), (80, 102552619), (85, 96520112), (104, 78886630), (124, 66162980), (130, 63109304), (136, 60325070), (155, 52930384), (170, 48260056), (208, 39443315), (221, 37123120), (248, 33081490), (260, 31554652), (272, 30162535), (310, 26465192), (340, 24130028), (403, 20357840), (442, 18561560), (496, 16540745), (520, 15777326), (527, 15567760), (620, 13232596), (680, 12065014), (806, 10178920), (884, 9280780), (1040, 7888663), (1054, 7783880), (1105, 7424624), (1240, 6616298), (1360, 6032507), (1612, 5089460), (1768, 4640390), (2015, 4071568), (2108, 3891940), (2210, 3712312), (2480, 3308149), (2635, 3113552), (3224, 2544730), (3536, 2320195), (4030, 2035784), (4216, 1945970), (4420, 1856156), (5270, 1556776), (6448, 1272365), (6851, 1197520), (8060, 1017892), (8432, 972985), (8840, 928078), (10540, 778388), (13702, 598760), (14969, 548080), (16120, 508946), (17680, 464039), (21080, 389194), (27404, 299380), (29938, 274040), (32240, 254473), (34255, 239504), (42160, 194597), (54808, 149690), (59876, 137020), (68510, 119752), (74845, 109616)]