65173875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 121080960

約数和(自身を除く): 55907085

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 125, 145, 195, 325, 375, 377, 435, 461, 725, 975, 1131, 1383, 1625, 1885, 2175, 2305, 3625, 4875, 5655, 5993, 6915, 9425, 10875, 11525, 13369, 17979, 28275, 29965, 34575, 40107, 47125, 57625, 66845, 89895, 141375, 149825, 172875, 173797, 200535, 334225, 449475, 521391, 749125, 868985, 1002675, 1671125, 2247375, 2606955, 4344925, 5013375, 13034775, 21724625, 65173875]

約数ペア:

[(1, 65173875), (3, 21724625), (5, 13034775), (13, 5013375), (15, 4344925), (25, 2606955), (29, 2247375), (39, 1671125), (65, 1002675), (75, 868985), (87, 749125), (125, 521391), (145, 449475), (195, 334225), (325, 200535), (375, 173797), (377, 172875), (435, 149825), (461, 141375), (725, 89895), (975, 66845), (1131, 57625), (1383, 47125), (1625, 40107), (1885, 34575), (2175, 29965), (2305, 28275), (3625, 17979), (4875, 13369), (5655, 11525), (5993, 10875), (6915, 9425)]