71042750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 70480450

約数列:

[1, 2, 5, 10, 25, 29, 41, 50, 58, 82, 125, 145, 205, 239, 250, 290, 410, 478, 725, 1025, 1189, 1195, 1450, 2050, 2378, 2390, 3625, 5125, 5945, 5975, 6931, 7250, 9799, 10250, 11890, 11950, 13862, 19598, 29725, 29875, 34655, 48995, 59450, 59750, 69310, 97990, 148625, 173275, 244975, 284171, 297250, 346550, 489950, 568342, 866375, 1224875, 1420855, 1732750, 2449750, 2841710, 7104275, 14208550, 35521375, 71042750]

約数ペア:

[(1, 71042750), (2, 35521375), (5, 14208550), (10, 7104275), (25, 2841710), (29, 2449750), (41, 1732750), (50, 1420855), (58, 1224875), (82, 866375), (125, 568342), (145, 489950), (205, 346550), (239, 297250), (250, 284171), (290, 244975), (410, 173275), (478, 148625), (725, 97990), (1025, 69310), (1189, 59750), (1195, 59450), (1450, 48995), (2050, 34655), (2378, 29875), (2390, 29725), (3625, 19598), (5125, 13862), (5945, 11950), (5975, 11890), (6931, 10250), (7250, 9799)]