72493125

素因数分解:

$3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:128

約数の個数: 60

約数和(自身を含む): 129183648

約数和(自身を除く): 56690523

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 125, 205, 345, 375, 575, 615, 625, 943, 1025, 1681, 1725, 1875, 2829, 2875, 3075, 4715, 5043, 5125, 8405, 8625, 14145, 14375, 15375, 23575, 25215, 25625, 38663, 42025, 43125, 70725, 76875, 115989, 117875, 126075, 193315, 210125, 353625, 579945, 589375, 630375, 966575, 1050625, 1768125, 2899725, 3151875, 4832875, 14498625, 24164375, 72493125]

約数ペア:

[(1, 72493125), (3, 24164375), (5, 14498625), (15, 4832875), (23, 3151875), (25, 2899725), (41, 1768125), (69, 1050625), (75, 966575), (115, 630375), (123, 589375), (125, 579945), (205, 353625), (345, 210125), (375, 193315), (575, 126075), (615, 117875), (625, 115989), (943, 76875), (1025, 70725), (1681, 43125), (1725, 42025), (1875, 38663), (2829, 25625), (2875, 25215), (3075, 23575), (4715, 15375), (5043, 14375), (5125, 14145), (8405, 8625)]