64354875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 118390272

約数和(自身を除く): 54035397

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 125, 129, 195, 215, 307, 325, 375, 559, 645, 921, 975, 1075, 1535, 1625, 1677, 2795, 3225, 3991, 4605, 4875, 5375, 7675, 8385, 11973, 13201, 13975, 16125, 19955, 23025, 38375, 39603, 41925, 59865, 66005, 69875, 99775, 115125, 171613, 198015, 209625, 299325, 330025, 498875, 514839, 858065, 990075, 1496625, 1650125, 2574195, 4290325, 4950375, 12870975, 21451625, 64354875]

約数ペア:

[(1, 64354875), (3, 21451625), (5, 12870975), (13, 4950375), (15, 4290325), (25, 2574195), (39, 1650125), (43, 1496625), (65, 990075), (75, 858065), (125, 514839), (129, 498875), (195, 330025), (215, 299325), (307, 209625), (325, 198015), (375, 171613), (559, 115125), (645, 99775), (921, 69875), (975, 66005), (1075, 59865), (1535, 41925), (1625, 39603), (1677, 38375), (2795, 23025), (3225, 19955), (3991, 16125), (4605, 13975), (4875, 13201), (5375, 11973), (7675, 8385)]