331350380920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{637212271}}^1$

素因数の和:637212295

約数の個数: 32

約数和(自身を含む): 802887462720

約数和(自身を除く): 471537081800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 637212271, 1274424542, 2548849084, 3186061355, 5097698168, 6372122710, 8283759523, 12744245420, 16567519046, 25488490840, 33135038092, 41418797615, 66270076184, 82837595230, 165675190460, 331350380920]

約数ペア:

[(1, 331350380920), (2, 165675190460), (4, 82837595230), (5, 66270076184), (8, 41418797615), (10, 33135038092), (13, 25488490840), (20, 16567519046), (26, 12744245420), (40, 8283759523), (52, 6372122710), (65, 5097698168), (104, 3186061355), (130, 2548849084), (260, 1274424542), (520, 637212271)]