90896440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 213580800

約数和(自身を除く): 122684360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 232, 254, 290, 508, 580, 617, 635, 1016, 1160, 1234, 1270, 2468, 2540, 3085, 3683, 4936, 5080, 6170, 7366, 12340, 14732, 17893, 18415, 24680, 29464, 35786, 36830, 71572, 73660, 78359, 89465, 143144, 147320, 156718, 178930, 313436, 357860, 391795, 626872, 715720, 783590, 1567180, 2272411, 3134360, 4544822, 9089644, 11362055, 18179288, 22724110, 45448220, 90896440]

約数ペア:

[(1, 90896440), (2, 45448220), (4, 22724110), (5, 18179288), (8, 11362055), (10, 9089644), (20, 4544822), (29, 3134360), (40, 2272411), (58, 1567180), (116, 783590), (127, 715720), (145, 626872), (232, 391795), (254, 357860), (290, 313436), (508, 178930), (580, 156718), (617, 147320), (635, 143144), (1016, 89465), (1160, 78359), (1234, 73660), (1270, 71572), (2468, 36830), (2540, 35786), (3085, 29464), (3683, 24680), (4936, 18415), (5080, 17893), (6170, 14732), (7366, 12340)]