42753980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3067}}^1$

素因数の和:3134

約数の個数: 48

約数和(自身を含む): 97415136

約数和(自身を除く): 54661156

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3067, 3485, 6134, 6970, 12268, 13940, 15335, 30670, 52139, 61340, 104278, 125747, 208556, 251494, 260695, 502988, 521390, 628735, 1042780, 1257470, 2137699, 2514940, 4275398, 8550796, 10688495, 21376990, 42753980]

約数ペア:

[(1, 42753980), (2, 21376990), (4, 10688495), (5, 8550796), (10, 4275398), (17, 2514940), (20, 2137699), (34, 1257470), (41, 1042780), (68, 628735), (82, 521390), (85, 502988), (164, 260695), (170, 251494), (205, 208556), (340, 125747), (410, 104278), (697, 61340), (820, 52139), (1394, 30670), (2788, 15335), (3067, 13940), (3485, 12268), (6134, 6970)]