145855450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 72

約数和(自身を含む): 301644756

約数和(自身を除く): 155789306

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 169, 205, 325, 338, 410, 421, 533, 650, 842, 845, 1025, 1066, 1690, 2050, 2105, 2665, 4210, 4225, 5330, 5473, 6929, 8450, 10525, 10946, 13325, 13858, 17261, 21050, 26650, 27365, 34522, 34645, 54730, 69290, 71149, 86305, 136825, 142298, 172610, 173225, 224393, 273650, 346450, 355745, 431525, 448786, 711490, 863050, 1121965, 1778725, 2243930, 2917109, 3557450, 5609825, 5834218, 11219650, 14585545, 29171090, 72927725, 145855450]

約数ペア:

[(1, 145855450), (2, 72927725), (5, 29171090), (10, 14585545), (13, 11219650), (25, 5834218), (26, 5609825), (41, 3557450), (50, 2917109), (65, 2243930), (82, 1778725), (130, 1121965), (169, 863050), (205, 711490), (325, 448786), (338, 431525), (410, 355745), (421, 346450), (533, 273650), (650, 224393), (842, 173225), (845, 172610), (1025, 142298), (1066, 136825), (1690, 86305), (2050, 71149), (2105, 69290), (2665, 54730), (4210, 34645), (4225, 34522), (5330, 27365), (5473, 26650), (6929, 21050), (8450, 17261), (10525, 13858), (10946, 13325)]