15697083025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^2$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 23033603880

約数和(自身を除く): 7336520855

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 145, 221, 313, 325, 377, 425, 493, 725, 1105, 1565, 1885, 2465, 4069, 5321, 5525, 6409, 7825, 9077, 9425, 12325, 20345, 26605, 32045, 45385, 69173, 97969, 101725, 118001, 133025, 154309, 160225, 226925, 345865, 489845, 590005, 771545, 1273597, 1665473, 1729325, 2006017, 2449225, 2841101, 2950025, 3857725, 6367985, 8327365, 10030085, 14205505, 21651149, 31839925, 36934313, 41636825, 48298717, 50150425, 71027525, 108255745, 184671565, 241493585, 541278725, 627883321, 923357825, 1207467925, 3139416605, 15697083025]

約数ペア:

[(1, 15697083025), (5, 3139416605), (13, 1207467925), (17, 923357825), (25, 627883321), (29, 541278725), (65, 241493585), (85, 184671565), (145, 108255745), (221, 71027525), (313, 50150425), (325, 48298717), (377, 41636825), (425, 36934313), (493, 31839925), (725, 21651149), (1105, 14205505), (1565, 10030085), (1885, 8327365), (2465, 6367985), (4069, 3857725), (5321, 2950025), (5525, 2841101), (6409, 2449225), (7825, 2006017), (9077, 1729325), (9425, 1665473), (12325, 1273597), (20345, 771545), (26605, 590005), (32045, 489845), (45385, 345865), (69173, 226925), (97969, 160225), (101725, 154309), (118001, 133025)]