30643275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 55683936

約数和(自身を除く): 25040661

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 159, 195, 265, 325, 593, 689, 795, 975, 1325, 1779, 2067, 2965, 3445, 3975, 7709, 8895, 10335, 14825, 17225, 23127, 31429, 38545, 44475, 51675, 94287, 115635, 157145, 192725, 408577, 471435, 578175, 785725, 1225731, 2042885, 2357175, 6128655, 10214425, 30643275]

約数ペア:

[(1, 30643275), (3, 10214425), (5, 6128655), (13, 2357175), (15, 2042885), (25, 1225731), (39, 785725), (53, 578175), (65, 471435), (75, 408577), (159, 192725), (195, 157145), (265, 115635), (325, 94287), (593, 51675), (689, 44475), (795, 38545), (975, 31429), (1325, 23127), (1779, 17225), (2067, 14825), (2965, 10335), (3445, 8895), (3975, 7709)]