42559840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15647}}^1$

素因数の和:15679

約数の個数: 48

約数和(自身を含む): 106468992

約数和(自身を除く): 63909152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 15647, 31294, 62588, 78235, 125176, 156470, 250352, 265999, 312940, 500704, 531998, 625880, 1063996, 1251760, 1329995, 2127992, 2503520, 2659990, 4255984, 5319980, 8511968, 10639960, 21279920, 42559840]

約数ペア:

[(1, 42559840), (2, 21279920), (4, 10639960), (5, 8511968), (8, 5319980), (10, 4255984), (16, 2659990), (17, 2503520), (20, 2127992), (32, 1329995), (34, 1251760), (40, 1063996), (68, 625880), (80, 531998), (85, 500704), (136, 312940), (160, 265999), (170, 250352), (272, 156470), (340, 125176), (544, 78235), (680, 62588), (1360, 31294), (2720, 15647)]