67628720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49727}}^1$

素因数の和:49757

約数の個数: 40

約数和(自身を含む): 166489344

約数和(自身を除く): 98860624

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 49727, 99454, 198908, 248635, 397816, 497270, 795632, 845359, 994540, 1690718, 1989080, 3381436, 3978160, 4226795, 6762872, 8453590, 13525744, 16907180, 33814360, 67628720]

約数ペア:

[(1, 67628720), (2, 33814360), (4, 16907180), (5, 13525744), (8, 8453590), (10, 6762872), (16, 4226795), (17, 3978160), (20, 3381436), (34, 1989080), (40, 1690718), (68, 994540), (80, 845359), (85, 795632), (136, 497270), (170, 397816), (272, 248635), (340, 198908), (680, 99454), (1360, 49727)]