75285520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 186938928

約数和(自身を除く): 111653408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 197, 272, 281, 340, 394, 562, 680, 788, 985, 1124, 1360, 1405, 1576, 1970, 2248, 2810, 3152, 3349, 3940, 4496, 4777, 5620, 6698, 7880, 9554, 11240, 13396, 15760, 16745, 19108, 22480, 23885, 26792, 33490, 38216, 47770, 53584, 55357, 66980, 76432, 95540, 110714, 133960, 191080, 221428, 267920, 276785, 382160, 442856, 553570, 885712, 941069, 1107140, 1882138, 2214280, 3764276, 4428560, 4705345, 7528552, 9410690, 15057104, 18821380, 37642760, 75285520]

約数ペア:

[(1, 75285520), (2, 37642760), (4, 18821380), (5, 15057104), (8, 9410690), (10, 7528552), (16, 4705345), (17, 4428560), (20, 3764276), (34, 2214280), (40, 1882138), (68, 1107140), (80, 941069), (85, 885712), (136, 553570), (170, 442856), (197, 382160), (272, 276785), (281, 267920), (340, 221428), (394, 191080), (562, 133960), (680, 110714), (788, 95540), (985, 76432), (1124, 66980), (1360, 55357), (1405, 53584), (1576, 47770), (1970, 38216), (2248, 33490), (2810, 26792), (3152, 23885), (3349, 22480), (3940, 19108), (4496, 16745), (4777, 15760), (5620, 13396), (6698, 11240), (7880, 9554)]