47965840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2713}}^1$

素因数の和:2756

約数の個数: 80

約数和(自身を含む): 127210608

約数和(自身を除く): 79244768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 2713, 3536, 4420, 5426, 8840, 10852, 13565, 17680, 21704, 27130, 35269, 43408, 46121, 54260, 70538, 92242, 108520, 141076, 176345, 184484, 217040, 230605, 282152, 352690, 368968, 461210, 564304, 599573, 705380, 737936, 922420, 1199146, 1410760, 1844840, 2398292, 2821520, 2997865, 3689680, 4796584, 5995730, 9593168, 11991460, 23982920, 47965840]

約数ペア:

[(1, 47965840), (2, 23982920), (4, 11991460), (5, 9593168), (8, 5995730), (10, 4796584), (13, 3689680), (16, 2997865), (17, 2821520), (20, 2398292), (26, 1844840), (34, 1410760), (40, 1199146), (52, 922420), (65, 737936), (68, 705380), (80, 599573), (85, 564304), (104, 461210), (130, 368968), (136, 352690), (170, 282152), (208, 230605), (221, 217040), (260, 184484), (272, 176345), (340, 141076), (442, 108520), (520, 92242), (680, 70538), (884, 54260), (1040, 46121), (1105, 43408), (1360, 35269), (1768, 27130), (2210, 21704), (2713, 17680), (3536, 13565), (4420, 10852), (5426, 8840)]