53308775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 76557600

約数和(自身を除く): 23248825

約数列:

[1, 5, 13, 19, 25, 65, 89, 95, 97, 247, 325, 445, 475, 485, 1157, 1235, 1261, 1691, 1843, 2225, 2425, 5785, 6175, 6305, 8455, 8633, 9215, 21983, 23959, 28925, 31525, 42275, 43165, 46075, 109915, 112229, 119795, 164027, 215825, 549575, 561145, 598975, 820135, 2132351, 2805725, 4100675, 10661755, 53308775]

約数ペア:

[(1, 53308775), (5, 10661755), (13, 4100675), (19, 2805725), (25, 2132351), (65, 820135), (89, 598975), (95, 561145), (97, 549575), (247, 215825), (325, 164027), (445, 119795), (475, 112229), (485, 109915), (1157, 46075), (1235, 43165), (1261, 42275), (1691, 31525), (1843, 28925), (2225, 23959), (2425, 21983), (5785, 9215), (6175, 8633), (6305, 8455)]