38779700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 88660992

約数和(自身を除く): 49881292

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 47, 50, 74, 94, 100, 148, 185, 188, 223, 235, 370, 446, 470, 740, 892, 925, 940, 1115, 1175, 1739, 1850, 2230, 2350, 3478, 3700, 4460, 4700, 5575, 6956, 8251, 8695, 10481, 11150, 16502, 17390, 20962, 22300, 33004, 34780, 41255, 41924, 43475, 52405, 82510, 86950, 104810, 165020, 173900, 206275, 209620, 262025, 387797, 412550, 524050, 775594, 825100, 1048100, 1551188, 1938985, 3877970, 7755940, 9694925, 19389850, 38779700]

約数ペア:

[(1, 38779700), (2, 19389850), (4, 9694925), (5, 7755940), (10, 3877970), (20, 1938985), (25, 1551188), (37, 1048100), (47, 825100), (50, 775594), (74, 524050), (94, 412550), (100, 387797), (148, 262025), (185, 209620), (188, 206275), (223, 173900), (235, 165020), (370, 104810), (446, 86950), (470, 82510), (740, 52405), (892, 43475), (925, 41924), (940, 41255), (1115, 34780), (1175, 33004), (1739, 22300), (1850, 20962), (2230, 17390), (2350, 16502), (3478, 11150), (3700, 10481), (4460, 8695), (4700, 8251), (5575, 6956)]