30987750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 78474240

約数和(自身を除く): 47486490

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 79, 125, 150, 158, 237, 250, 375, 395, 474, 523, 750, 790, 1046, 1185, 1569, 1975, 2370, 2615, 3138, 3950, 5230, 5925, 7845, 9875, 11850, 13075, 15690, 19750, 26150, 29625, 39225, 41317, 59250, 65375, 78450, 82634, 123951, 130750, 196125, 206585, 247902, 392250, 413170, 619755, 1032925, 1239510, 2065850, 3098775, 5164625, 6197550, 10329250, 15493875, 30987750]

約数ペア:

[(1, 30987750), (2, 15493875), (3, 10329250), (5, 6197550), (6, 5164625), (10, 3098775), (15, 2065850), (25, 1239510), (30, 1032925), (50, 619755), (75, 413170), (79, 392250), (125, 247902), (150, 206585), (158, 196125), (237, 130750), (250, 123951), (375, 82634), (395, 78450), (474, 65375), (523, 59250), (750, 41317), (790, 39225), (1046, 29625), (1185, 26150), (1569, 19750), (1975, 15690), (2370, 13075), (2615, 11850), (3138, 9875), (3950, 7845), (5230, 5925)]