54195440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 143574144

約数和(自身を除く): 89378704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 41, 52, 62, 65, 80, 82, 104, 124, 130, 155, 164, 205, 208, 248, 260, 310, 328, 403, 410, 496, 520, 533, 620, 656, 806, 820, 1040, 1066, 1240, 1271, 1612, 1640, 1681, 2015, 2132, 2480, 2542, 2665, 3224, 3280, 3362, 4030, 4264, 5084, 5330, 6355, 6448, 6724, 8060, 8405, 8528, 10168, 10660, 12710, 13448, 16120, 16523, 16810, 20336, 21320, 21853, 25420, 26896, 32240, 33046, 33620, 42640, 43706, 50840, 52111, 66092, 67240, 82615, 87412, 101680, 104222, 109265, 132184, 134480, 165230, 174824, 208444, 218530, 260555, 264368, 330460, 349648, 416888, 437060, 521110, 660920, 677443, 833776, 874120, 1042220, 1321840, 1354886, 1748240, 2084440, 2709772, 3387215, 4168880, 5419544, 6774430, 10839088, 13548860, 27097720, 54195440]

約数ペア:

[(1, 54195440), (2, 27097720), (4, 13548860), (5, 10839088), (8, 6774430), (10, 5419544), (13, 4168880), (16, 3387215), (20, 2709772), (26, 2084440), (31, 1748240), (40, 1354886), (41, 1321840), (52, 1042220), (62, 874120), (65, 833776), (80, 677443), (82, 660920), (104, 521110), (124, 437060), (130, 416888), (155, 349648), (164, 330460), (205, 264368), (208, 260555), (248, 218530), (260, 208444), (310, 174824), (328, 165230), (403, 134480), (410, 132184), (496, 109265), (520, 104222), (533, 101680), (620, 87412), (656, 82615), (806, 67240), (820, 66092), (1040, 52111), (1066, 50840), (1240, 43706), (1271, 42640), (1612, 33620), (1640, 33046), (1681, 32240), (2015, 26896), (2132, 25420), (2480, 21853), (2542, 21320), (2665, 20336), (3224, 16810), (3280, 16523), (3362, 16120), (4030, 13448), (4264, 12710), (5084, 10660), (5330, 10168), (6355, 8528), (6448, 8405), (6724, 8060)]