51917440

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3527}}^1$

素因数の和:3569

約数の個数: 64

約数和(自身を含む): 129548160

約数和(自身を除く): 77630720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3527, 3680, 7054, 7360, 14108, 14720, 17635, 28216, 35270, 56432, 70540, 81121, 112864, 141080, 162242, 225728, 282160, 324484, 405605, 451456, 564320, 648968, 811210, 1128640, 1297936, 1622420, 2257280, 2595872, 3244840, 5191744, 6489680, 10383488, 12979360, 25958720, 51917440]

約数ペア:

[(1, 51917440), (2, 25958720), (4, 12979360), (5, 10383488), (8, 6489680), (10, 5191744), (16, 3244840), (20, 2595872), (23, 2257280), (32, 1622420), (40, 1297936), (46, 1128640), (64, 811210), (80, 648968), (92, 564320), (115, 451456), (128, 405605), (160, 324484), (184, 282160), (230, 225728), (320, 162242), (368, 141080), (460, 112864), (640, 81121), (736, 70540), (920, 56432), (1472, 35270), (1840, 28216), (2944, 17635), (3527, 14720), (3680, 14108), (7054, 7360)]