74991700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 187488000

約数和(自身を除く): 112496300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 149, 175, 298, 350, 596, 700, 719, 745, 1043, 1438, 1490, 2086, 2876, 2980, 3595, 3725, 4172, 5033, 5215, 7190, 7450, 10066, 10430, 14380, 14900, 17975, 20132, 20860, 25165, 26075, 35950, 50330, 52150, 71900, 100660, 104300, 107131, 125825, 214262, 251650, 428524, 503300, 535655, 749917, 1071310, 1499834, 2142620, 2678275, 2999668, 3749585, 5356550, 7499170, 10713100, 14998340, 18747925, 37495850, 74991700]

約数ペア:

[(1, 74991700), (2, 37495850), (4, 18747925), (5, 14998340), (7, 10713100), (10, 7499170), (14, 5356550), (20, 3749585), (25, 2999668), (28, 2678275), (35, 2142620), (50, 1499834), (70, 1071310), (100, 749917), (140, 535655), (149, 503300), (175, 428524), (298, 251650), (350, 214262), (596, 125825), (700, 107131), (719, 104300), (745, 100660), (1043, 71900), (1438, 52150), (1490, 50330), (2086, 35950), (2876, 26075), (2980, 25165), (3595, 20860), (3725, 20132), (4172, 17975), (5033, 14900), (5215, 14380), (7190, 10430), (7450, 10066)]