89103560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{269}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 253473300

約数和(自身を除く): 164369740

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 169, 182, 196, 245, 260, 269, 280, 338, 364, 392, 455, 490, 520, 538, 637, 676, 728, 845, 910, 980, 1076, 1183, 1274, 1345, 1352, 1690, 1820, 1883, 1960, 2152, 2366, 2548, 2690, 3185, 3380, 3497, 3640, 3766, 4732, 5096, 5380, 5915, 6370, 6760, 6994, 7532, 8281, 9415, 9464, 10760, 11830, 12740, 13181, 13988, 15064, 16562, 17485, 18830, 23660, 24479, 25480, 26362, 27976, 33124, 34970, 37660, 41405, 45461, 47320, 48958, 52724, 65905, 66248, 69940, 75320, 82810, 90922, 97916, 105448, 122395, 131810, 139880, 165620, 171353, 181844, 195832, 227305, 244790, 263620, 318227, 331240, 342706, 363688, 454610, 489580, 527240, 636454, 685412, 856765, 909220, 979160, 1272908, 1370824, 1591135, 1713530, 1818440, 2227589, 2545816, 3182270, 3427060, 4455178, 6364540, 6854120, 8910356, 11137945, 12729080, 17820712, 22275890, 44551780, 89103560]

約数ペア:

[(1, 89103560), (2, 44551780), (4, 22275890), (5, 17820712), (7, 12729080), (8, 11137945), (10, 8910356), (13, 6854120), (14, 6364540), (20, 4455178), (26, 3427060), (28, 3182270), (35, 2545816), (40, 2227589), (49, 1818440), (52, 1713530), (56, 1591135), (65, 1370824), (70, 1272908), (91, 979160), (98, 909220), (104, 856765), (130, 685412), (140, 636454), (169, 527240), (182, 489580), (196, 454610), (245, 363688), (260, 342706), (269, 331240), (280, 318227), (338, 263620), (364, 244790), (392, 227305), (455, 195832), (490, 181844), (520, 171353), (538, 165620), (637, 139880), (676, 131810), (728, 122395), (845, 105448), (910, 97916), (980, 90922), (1076, 82810), (1183, 75320), (1274, 69940), (1345, 66248), (1352, 65905), (1690, 52724), (1820, 48958), (1883, 47320), (1960, 45461), (2152, 41405), (2366, 37660), (2548, 34970), (2690, 33124), (3185, 27976), (3380, 26362), (3497, 25480), (3640, 24479), (3766, 23660), (4732, 18830), (5096, 17485), (5380, 16562), (5915, 15064), (6370, 13988), (6760, 13181), (6994, 12740), (7532, 11830), (8281, 10760), (9415, 9464)]