1293350500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{198977}}^1$

素因数の和:199009

約数の個数: 48

約数和(自身を含む): 3041975664

約数和(自身を除く): 1748625164

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 198977, 397954, 795908, 994885, 1989770, 2586701, 3979540, 4974425, 5173402, 9948850, 10346804, 12933505, 19897700, 24872125, 25867010, 49744250, 51734020, 64667525, 99488500, 129335050, 258670100, 323337625, 646675250, 1293350500]

約数ペア:

[(1, 1293350500), (2, 646675250), (4, 323337625), (5, 258670100), (10, 129335050), (13, 99488500), (20, 64667525), (25, 51734020), (26, 49744250), (50, 25867010), (52, 24872125), (65, 19897700), (100, 12933505), (125, 10346804), (130, 9948850), (250, 5173402), (260, 4974425), (325, 3979540), (500, 2586701), (650, 1989770), (1300, 994885), (1625, 795908), (3250, 397954), (6500, 198977)]