42478960

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 103136256

約数和(自身を除く): 60657296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 113, 127, 148, 185, 226, 254, 296, 370, 452, 508, 565, 592, 635, 740, 904, 1016, 1130, 1270, 1480, 1808, 2032, 2260, 2540, 2960, 4181, 4520, 4699, 5080, 8362, 9040, 9398, 10160, 14351, 16724, 18796, 20905, 23495, 28702, 33448, 37592, 41810, 46990, 57404, 66896, 71755, 75184, 83620, 93980, 114808, 143510, 167240, 187960, 229616, 287020, 334480, 375920, 530987, 574040, 1061974, 1148080, 2123948, 2654935, 4247896, 5309870, 8495792, 10619740, 21239480, 42478960]

約数ペア:

[(1, 42478960), (2, 21239480), (4, 10619740), (5, 8495792), (8, 5309870), (10, 4247896), (16, 2654935), (20, 2123948), (37, 1148080), (40, 1061974), (74, 574040), (80, 530987), (113, 375920), (127, 334480), (148, 287020), (185, 229616), (226, 187960), (254, 167240), (296, 143510), (370, 114808), (452, 93980), (508, 83620), (565, 75184), (592, 71755), (635, 66896), (740, 57404), (904, 46990), (1016, 41810), (1130, 37592), (1270, 33448), (1480, 28702), (1808, 23495), (2032, 20905), (2260, 18796), (2540, 16724), (2960, 14351), (4181, 10160), (4520, 9398), (4699, 9040), (5080, 8362)]