80311920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25741}}^1$

素因数の和:25770

約数の個数: 80

約数和(自身を含む): 268128672

約数和(自身を除く): 187816752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 25741, 51482, 77223, 102964, 128705, 154446, 205928, 257410, 308892, 334633, 386115, 411856, 514820, 617784, 669266, 772230, 1003899, 1029640, 1235568, 1338532, 1544460, 1673165, 2007798, 2059280, 2677064, 3088920, 3346330, 4015596, 5019495, 5354128, 6177840, 6692660, 8031192, 10038990, 13385320, 16062384, 20077980, 26770640, 40155960, 80311920]

約数ペア:

[(1, 80311920), (2, 40155960), (3, 26770640), (4, 20077980), (5, 16062384), (6, 13385320), (8, 10038990), (10, 8031192), (12, 6692660), (13, 6177840), (15, 5354128), (16, 5019495), (20, 4015596), (24, 3346330), (26, 3088920), (30, 2677064), (39, 2059280), (40, 2007798), (48, 1673165), (52, 1544460), (60, 1338532), (65, 1235568), (78, 1029640), (80, 1003899), (104, 772230), (120, 669266), (130, 617784), (156, 514820), (195, 411856), (208, 386115), (240, 334633), (260, 308892), (312, 257410), (390, 205928), (520, 154446), (624, 128705), (780, 102964), (1040, 77223), (1560, 51482), (3120, 25741)]