15676849175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{3259}}^1$

素因数の和:3361

約数の個数: 72

約数和(自身を含む): 22640269680

約数和(自身を除く): 6963420505

約数列:

[1, 5, 13, 19, 25, 41, 65, 95, 205, 247, 325, 361, 475, 533, 779, 1025, 1235, 1805, 2665, 3259, 3895, 4693, 6175, 9025, 10127, 13325, 14801, 16295, 19475, 23465, 42367, 50635, 61921, 74005, 81475, 117325, 133619, 192413, 211835, 253175, 309605, 370025, 668095, 804973, 962065, 1059175, 1176499, 1548025, 1737047, 2538761, 3340475, 4024865, 4810325, 5882495, 8685235, 12693805, 15294487, 20124325, 29412475, 33003893, 43426175, 48236459, 63469025, 76472435, 165019465, 241182295, 382362175, 627073967, 825097325, 1205911475, 3135369835, 15676849175]

約数ペア:

[(1, 15676849175), (5, 3135369835), (13, 1205911475), (19, 825097325), (25, 627073967), (41, 382362175), (65, 241182295), (95, 165019465), (205, 76472435), (247, 63469025), (325, 48236459), (361, 43426175), (475, 33003893), (533, 29412475), (779, 20124325), (1025, 15294487), (1235, 12693805), (1805, 8685235), (2665, 5882495), (3259, 4810325), (3895, 4024865), (4693, 3340475), (6175, 2538761), (9025, 1737047), (10127, 1548025), (13325, 1176499), (14801, 1059175), (16295, 962065), (19475, 804973), (23465, 668095), (42367, 370025), (50635, 309605), (61921, 253175), (74005, 211835), (81475, 192413), (117325, 133619)]