139650920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5009}}^1$

素因数の和:5078

約数の個数: 64

約数和(自身を含む): 340880400

約数和(自身を除く): 201229480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3485, 5009, 5576, 6970, 10018, 13940, 20036, 25045, 27880, 40072, 50090, 85153, 100180, 170306, 200360, 205369, 340612, 410738, 425765, 681224, 821476, 851530, 1026845, 1642952, 1703060, 2053690, 3406120, 3491273, 4107380, 6982546, 8214760, 13965092, 17456365, 27930184, 34912730, 69825460, 139650920]

約数ペア:

[(1, 139650920), (2, 69825460), (4, 34912730), (5, 27930184), (8, 17456365), (10, 13965092), (17, 8214760), (20, 6982546), (34, 4107380), (40, 3491273), (41, 3406120), (68, 2053690), (82, 1703060), (85, 1642952), (136, 1026845), (164, 851530), (170, 821476), (205, 681224), (328, 425765), (340, 410738), (410, 340612), (680, 205369), (697, 200360), (820, 170306), (1394, 100180), (1640, 85153), (2788, 50090), (3485, 40072), (5009, 27880), (5576, 25045), (6970, 20036), (10018, 13940)]