7042750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 15567552

約数和(自身を除く): 8524802

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 197, 250, 275, 286, 325, 394, 550, 650, 715, 985, 1375, 1430, 1625, 1970, 2167, 2561, 2750, 3250, 3575, 4334, 4925, 5122, 7150, 9850, 10835, 12805, 17875, 21670, 24625, 25610, 28171, 35750, 49250, 54175, 56342, 64025, 108350, 128050, 140855, 270875, 281710, 320125, 541750, 640250, 704275, 1408550, 3521375, 7042750]

約数ペア:

[(1, 7042750), (2, 3521375), (5, 1408550), (10, 704275), (11, 640250), (13, 541750), (22, 320125), (25, 281710), (26, 270875), (50, 140855), (55, 128050), (65, 108350), (110, 64025), (125, 56342), (130, 54175), (143, 49250), (197, 35750), (250, 28171), (275, 25610), (286, 24625), (325, 21670), (394, 17875), (550, 12805), (650, 10835), (715, 9850), (985, 7150), (1375, 5122), (1430, 4925), (1625, 4334), (1970, 3575), (2167, 3250), (2561, 2750)]