102839875

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 141219936

約数和(自身を除く): 38380061

約数列:

[1, 5, 19, 25, 43, 53, 95, 125, 215, 265, 361, 475, 817, 1007, 1075, 1325, 1805, 2279, 2375, 4085, 5035, 5375, 6625, 9025, 11395, 15523, 19133, 20425, 25175, 43301, 45125, 56975, 77615, 95665, 102125, 125875, 216505, 284875, 388075, 478325, 822719, 1082525, 1940375, 2391625, 4113595, 5412625, 20567975, 102839875]

約数ペア:

[(1, 102839875), (5, 20567975), (19, 5412625), (25, 4113595), (43, 2391625), (53, 1940375), (95, 1082525), (125, 822719), (215, 478325), (265, 388075), (361, 284875), (475, 216505), (817, 125875), (1007, 102125), (1075, 95665), (1325, 77615), (1805, 56975), (2279, 45125), (2375, 43301), (4085, 25175), (5035, 20425), (5375, 19133), (6625, 15523), (9025, 11395)]