91555880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10357}}^1$

素因数の和:10398

約数の個数: 64

約数和(自身を含む): 234919440

約数和(自身を除く): 143363560

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 10357, 20714, 41428, 51785, 82856, 103570, 134641, 176069, 207140, 269282, 352138, 414280, 538564, 673205, 704276, 880345, 1077128, 1346410, 1408552, 1760690, 2288897, 2692820, 3521380, 4577794, 5385640, 7042760, 9155588, 11444485, 18311176, 22888970, 45777940, 91555880]

約数ペア:

[(1, 91555880), (2, 45777940), (4, 22888970), (5, 18311176), (8, 11444485), (10, 9155588), (13, 7042760), (17, 5385640), (20, 4577794), (26, 3521380), (34, 2692820), (40, 2288897), (52, 1760690), (65, 1408552), (68, 1346410), (85, 1077128), (104, 880345), (130, 704276), (136, 673205), (170, 538564), (221, 414280), (260, 352138), (340, 269282), (442, 207140), (520, 176069), (680, 134641), (884, 103570), (1105, 82856), (1768, 51785), (2210, 41428), (4420, 20714), (8840, 10357)]