39966160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 101493504

約数和(自身を除く): 61527344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 463, 520, 664, 830, 926, 1040, 1079, 1328, 1660, 1852, 2158, 2315, 3320, 3704, 4316, 4630, 5395, 6019, 6640, 7408, 8632, 9260, 10790, 12038, 17264, 18520, 21580, 24076, 30095, 37040, 38429, 43160, 48152, 60190, 76858, 86320, 96304, 120380, 153716, 192145, 240760, 307432, 384290, 481520, 499577, 614864, 768580, 999154, 1537160, 1998308, 2497885, 3074320, 3996616, 4995770, 7993232, 9991540, 19983080, 39966160]

約数ペア:

[(1, 39966160), (2, 19983080), (4, 9991540), (5, 7993232), (8, 4995770), (10, 3996616), (13, 3074320), (16, 2497885), (20, 1998308), (26, 1537160), (40, 999154), (52, 768580), (65, 614864), (80, 499577), (83, 481520), (104, 384290), (130, 307432), (166, 240760), (208, 192145), (260, 153716), (332, 120380), (415, 96304), (463, 86320), (520, 76858), (664, 60190), (830, 48152), (926, 43160), (1040, 38429), (1079, 37040), (1328, 30095), (1660, 24076), (1852, 21580), (2158, 18520), (2315, 17264), (3320, 12038), (3704, 10790), (4316, 9260), (4630, 8632), (5395, 7408), (6019, 6640)]