31280493075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{34759}}^1$

素因数の和:34869

約数の個数: 72

約数和(自身を含む): 56791722240

約数和(自身を除く): 25511229165

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 169, 195, 213, 325, 355, 507, 845, 923, 975, 1065, 1775, 2535, 2769, 4225, 4615, 5325, 11999, 12675, 13845, 23075, 34759, 35997, 59995, 69225, 104277, 173795, 179985, 299975, 451867, 521385, 868975, 899925, 1355601, 2259335, 2467889, 2606925, 5874271, 6778005, 7403667, 11296675, 12339445, 17622813, 29371355, 32082557, 33890025, 37018335, 61697225, 88114065, 96247671, 146856775, 160412785, 185091675, 417073241, 440570325, 481238355, 802063925, 1251219723, 2085366205, 2406191775, 6256098615, 10426831025, 31280493075]

約数ペア:

[(1, 31280493075), (3, 10426831025), (5, 6256098615), (13, 2406191775), (15, 2085366205), (25, 1251219723), (39, 802063925), (65, 481238355), (71, 440570325), (75, 417073241), (169, 185091675), (195, 160412785), (213, 146856775), (325, 96247671), (355, 88114065), (507, 61697225), (845, 37018335), (923, 33890025), (975, 32082557), (1065, 29371355), (1775, 17622813), (2535, 12339445), (2769, 11296675), (4225, 7403667), (4615, 6778005), (5325, 5874271), (11999, 2606925), (12675, 2467889), (13845, 2259335), (23075, 1355601), (34759, 899925), (35997, 868975), (59995, 521385), (69225, 451867), (104277, 299975), (173795, 179985)]