53781220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 116348400

約数和(自身を除く): 62567180

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 113, 212, 226, 265, 449, 452, 530, 565, 898, 1060, 1130, 1796, 2245, 2260, 4490, 5989, 8980, 11978, 23797, 23956, 29945, 47594, 50737, 59890, 95188, 101474, 118985, 119780, 202948, 237970, 253685, 475940, 507370, 1014740, 2689061, 5378122, 10756244, 13445305, 26890610, 53781220]

約数ペア:

[(1, 53781220), (2, 26890610), (4, 13445305), (5, 10756244), (10, 5378122), (20, 2689061), (53, 1014740), (106, 507370), (113, 475940), (212, 253685), (226, 237970), (265, 202948), (449, 119780), (452, 118985), (530, 101474), (565, 95188), (898, 59890), (1060, 50737), (1130, 47594), (1796, 29945), (2245, 23956), (2260, 23797), (4490, 11978), (5989, 8980)]