578495372

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2671

約数の個数: 72

約数和(自身を含む): 1282992480

約数和(自身を除く): 704497108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 89, 91, 98, 178, 182, 196, 356, 364, 623, 637, 1157, 1246, 1274, 2314, 2492, 2548, 2551, 4361, 4628, 5102, 8099, 8722, 10204, 16198, 17444, 17857, 32396, 33163, 35714, 56693, 66326, 71428, 113386, 124999, 132652, 226772, 227039, 232141, 249998, 454078, 464282, 499996, 908156, 928564, 1589273, 1624987, 2951507, 3178546, 3249974, 5903014, 6357092, 6499948, 11124911, 11806028, 20660549, 22249822, 41321098, 44499644, 82642196, 144623843, 289247686, 578495372]

約数ペア:

[(1, 578495372), (2, 289247686), (4, 144623843), (7, 82642196), (13, 44499644), (14, 41321098), (26, 22249822), (28, 20660549), (49, 11806028), (52, 11124911), (89, 6499948), (91, 6357092), (98, 5903014), (178, 3249974), (182, 3178546), (196, 2951507), (356, 1624987), (364, 1589273), (623, 928564), (637, 908156), (1157, 499996), (1246, 464282), (1274, 454078), (2314, 249998), (2492, 232141), (2548, 227039), (2551, 226772), (4361, 132652), (4628, 124999), (5102, 113386), (8099, 71428), (8722, 66326), (10204, 56693), (16198, 35714), (17444, 33163), (17857, 32396)]