49156700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 111909504

約数和(自身を除く): 62752804

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 101, 124, 155, 157, 202, 310, 314, 404, 505, 620, 628, 775, 785, 1010, 1550, 1570, 2020, 2525, 3100, 3131, 3140, 3925, 4867, 5050, 6262, 7850, 9734, 10100, 12524, 15655, 15700, 15857, 19468, 24335, 31310, 31714, 48670, 62620, 63428, 78275, 79285, 97340, 121675, 156550, 158570, 243350, 313100, 317140, 396425, 486700, 491567, 792850, 983134, 1585700, 1966268, 2457835, 4915670, 9831340, 12289175, 24578350, 49156700]

約数ペア:

[(1, 49156700), (2, 24578350), (4, 12289175), (5, 9831340), (10, 4915670), (20, 2457835), (25, 1966268), (31, 1585700), (50, 983134), (62, 792850), (100, 491567), (101, 486700), (124, 396425), (155, 317140), (157, 313100), (202, 243350), (310, 158570), (314, 156550), (404, 121675), (505, 97340), (620, 79285), (628, 78275), (775, 63428), (785, 62620), (1010, 48670), (1550, 31714), (1570, 31310), (2020, 24335), (2525, 19468), (3100, 15857), (3131, 15700), (3140, 15655), (3925, 12524), (4867, 10100), (5050, 9734), (6262, 7850)]