4857125

素因数分解:

$5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 7718256

約数和(自身を除く): 2861131

約数列:

[1, 5, 7, 13, 25, 35, 49, 61, 65, 91, 125, 175, 245, 305, 325, 427, 455, 637, 793, 875, 1225, 1525, 1625, 2135, 2275, 2989, 3185, 3965, 5551, 6125, 7625, 10675, 11375, 14945, 15925, 19825, 27755, 38857, 53375, 74725, 79625, 99125, 138775, 194285, 373625, 693875, 971425, 4857125]

約数ペア:

[(1, 4857125), (5, 971425), (7, 693875), (13, 373625), (25, 194285), (35, 138775), (49, 99125), (61, 79625), (65, 74725), (91, 53375), (125, 38857), (175, 27755), (245, 19825), (305, 15925), (325, 14945), (427, 11375), (455, 10675), (637, 7625), (793, 6125), (875, 5551), (1225, 3965), (1525, 3185), (1625, 2989), (2135, 2275)]