63968380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{877}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 153994176

約数和(自身を除く): 90025796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 877, 1042, 1754, 2084, 2605, 3508, 3647, 4385, 5210, 6139, 7294, 8770, 10420, 12278, 14588, 17540, 18235, 24556, 30695, 36470, 61390, 72940, 122780, 456917, 913834, 1827668, 2284585, 3198419, 4569170, 6396838, 9138340, 12793676, 15992095, 31984190, 63968380]

約数ペア:

[(1, 63968380), (2, 31984190), (4, 15992095), (5, 12793676), (7, 9138340), (10, 6396838), (14, 4569170), (20, 3198419), (28, 2284585), (35, 1827668), (70, 913834), (140, 456917), (521, 122780), (877, 72940), (1042, 61390), (1754, 36470), (2084, 30695), (2605, 24556), (3508, 18235), (3647, 17540), (4385, 14588), (5210, 12278), (6139, 10420), (7294, 8770)]