156420400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23003}}^1$

素因数の和:23038

約数の個数: 60

約数和(自身を含む): 397923192

約数和(自身を除く): 241502792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 23003, 46006, 92012, 115015, 184024, 230030, 368048, 391051, 460060, 575075, 782102, 920120, 1150150, 1564204, 1840240, 1955255, 2300300, 3128408, 3910510, 4600600, 6256816, 7821020, 9201200, 9776275, 15642040, 19552550, 31284080, 39105100, 78210200, 156420400]

約数ペア:

[(1, 156420400), (2, 78210200), (4, 39105100), (5, 31284080), (8, 19552550), (10, 15642040), (16, 9776275), (17, 9201200), (20, 7821020), (25, 6256816), (34, 4600600), (40, 3910510), (50, 3128408), (68, 2300300), (80, 1955255), (85, 1840240), (100, 1564204), (136, 1150150), (170, 920120), (200, 782102), (272, 575075), (340, 460060), (400, 391051), (425, 368048), (680, 230030), (850, 184024), (1360, 115015), (1700, 92012), (3400, 46006), (6800, 23003)]