145403750

素因数分解:

$2^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{1307}}^1$

素因数の和:1418

約数の個数: 40

約数和(自身を含む): 275817960

約数和(自身を除く): 130414210

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 445, 625, 890, 1250, 1307, 2225, 2614, 4450, 6535, 11125, 13070, 22250, 32675, 55625, 65350, 111250, 116323, 163375, 232646, 326750, 581615, 816875, 1163230, 1633750, 2908075, 5816150, 14540375, 29080750, 72701875, 145403750]

約数ペア:

[(1, 145403750), (2, 72701875), (5, 29080750), (10, 14540375), (25, 5816150), (50, 2908075), (89, 1633750), (125, 1163230), (178, 816875), (250, 581615), (445, 326750), (625, 232646), (890, 163375), (1250, 116323), (1307, 111250), (2225, 65350), (2614, 55625), (4450, 32675), (6535, 22250), (11125, 13070)]