15696090475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:366

約数の個数: 108

約数和(自身を含む): 22876395192

約数和(自身を除く): 7180304717

約数列:

[1, 5, 13, 19, 25, 41, 65, 95, 169, 205, 247, 251, 325, 361, 475, 533, 779, 845, 1025, 1235, 1255, 1805, 2665, 3211, 3263, 3895, 4225, 4693, 4769, 6175, 6275, 6929, 9025, 10127, 10291, 13325, 14801, 16055, 16315, 19475, 23465, 23845, 34645, 42419, 50635, 51455, 61009, 61997, 74005, 80275, 81575, 90611, 117325, 119225, 131651, 133783, 173225, 192413, 195529, 212095, 253175, 257275, 305045, 309985, 370025, 453055, 658255, 668915, 805961, 962065, 977645, 1060475, 1177943, 1525225, 1549925, 1739179, 2265275, 2501369, 2541877, 3291275, 3344575, 3715051, 4029805, 4810325, 4888225, 5889715, 8695895, 12506845, 12709385, 15313259, 18575255, 20149025, 29448575, 33044401, 43479475, 48295663, 62534225, 63546925, 76566295, 92876275, 165222005, 241478315, 382831475, 627843619, 826110025, 1207391575, 3139218095, 15696090475]

約数ペア:

[(1, 15696090475), (5, 3139218095), (13, 1207391575), (19, 826110025), (25, 627843619), (41, 382831475), (65, 241478315), (95, 165222005), (169, 92876275), (205, 76566295), (247, 63546925), (251, 62534225), (325, 48295663), (361, 43479475), (475, 33044401), (533, 29448575), (779, 20149025), (845, 18575255), (1025, 15313259), (1235, 12709385), (1255, 12506845), (1805, 8695895), (2665, 5889715), (3211, 4888225), (3263, 4810325), (3895, 4029805), (4225, 3715051), (4693, 3344575), (4769, 3291275), (6175, 2541877), (6275, 2501369), (6929, 2265275), (9025, 1739179), (10127, 1549925), (10291, 1525225), (13325, 1177943), (14801, 1060475), (16055, 977645), (16315, 962065), (19475, 805961), (23465, 668915), (23845, 658255), (34645, 453055), (42419, 370025), (50635, 309985), (51455, 305045), (61009, 257275), (61997, 253175), (74005, 212095), (80275, 195529), (81575, 192413), (90611, 173225), (117325, 133783), (119225, 131651)]