3181750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 7076160

約数和(自身を除く): 3894410

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 89, 110, 125, 130, 143, 178, 250, 275, 286, 325, 445, 550, 650, 715, 890, 979, 1157, 1375, 1430, 1625, 1958, 2225, 2314, 2750, 3250, 3575, 4450, 4895, 5785, 7150, 9790, 11125, 11570, 12727, 17875, 22250, 24475, 25454, 28925, 35750, 48950, 57850, 63635, 122375, 127270, 144625, 244750, 289250, 318175, 636350, 1590875, 3181750]

約数ペア:

[(1, 3181750), (2, 1590875), (5, 636350), (10, 318175), (11, 289250), (13, 244750), (22, 144625), (25, 127270), (26, 122375), (50, 63635), (55, 57850), (65, 48950), (89, 35750), (110, 28925), (125, 25454), (130, 24475), (143, 22250), (178, 17875), (250, 12727), (275, 11570), (286, 11125), (325, 9790), (445, 7150), (550, 5785), (650, 4895), (715, 4450), (890, 3575), (979, 3250), (1157, 2750), (1375, 2314), (1430, 2225), (1625, 1958)]