61552875

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 110522880

約数和(自身を除く): 48970005

約数列:

[1, 3, 5, 15, 19, 25, 53, 57, 75, 95, 125, 159, 163, 265, 285, 375, 475, 489, 795, 815, 1007, 1325, 1425, 2375, 2445, 3021, 3097, 3975, 4075, 5035, 6625, 7125, 8639, 9291, 12225, 15105, 15485, 19875, 20375, 25175, 25917, 43195, 46455, 61125, 75525, 77425, 125875, 129585, 164141, 215975, 232275, 377625, 387125, 492423, 647925, 820705, 1079875, 1161375, 2462115, 3239625, 4103525, 12310575, 20517625, 61552875]

約数ペア:

[(1, 61552875), (3, 20517625), (5, 12310575), (15, 4103525), (19, 3239625), (25, 2462115), (53, 1161375), (57, 1079875), (75, 820705), (95, 647925), (125, 492423), (159, 387125), (163, 377625), (265, 232275), (285, 215975), (375, 164141), (475, 129585), (489, 125875), (795, 77425), (815, 75525), (1007, 61125), (1325, 46455), (1425, 43195), (2375, 25917), (2445, 25175), (3021, 20375), (3097, 19875), (3975, 15485), (4075, 15105), (5035, 12225), (6625, 9291), (7125, 8639)]