201753890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3851}}^1$

素因数の和:3915

約数の個数: 48

約数和(自身を含む): 406031616

約数和(自身を除く): 204277726

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 3851, 4030, 5239, 7702, 10478, 19255, 26195, 38510, 50063, 52390, 100126, 119381, 238762, 250315, 500630, 596905, 650819, 1193810, 1301638, 1551953, 3103906, 3254095, 6508190, 7759765, 15519530, 20175389, 40350778, 100876945, 201753890]

約数ペア:

[(1, 201753890), (2, 100876945), (5, 40350778), (10, 20175389), (13, 15519530), (26, 7759765), (31, 6508190), (62, 3254095), (65, 3103906), (130, 1551953), (155, 1301638), (169, 1193810), (310, 650819), (338, 596905), (403, 500630), (806, 250315), (845, 238762), (1690, 119381), (2015, 100126), (3851, 52390), (4030, 50063), (5239, 38510), (7702, 26195), (10478, 19255)]