279097450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2711}}^1$

素因数の和:2823

約数の個数: 48

約数和(自身を含む): 544786560

約数和(自身を除く): 265689110

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 142, 145, 290, 355, 710, 725, 1450, 1775, 2059, 2711, 3550, 4118, 5422, 10295, 13555, 20590, 27110, 51475, 67775, 78619, 102950, 135550, 157238, 192481, 384962, 393095, 786190, 962405, 1924810, 1965475, 3930950, 4812025, 5581949, 9624050, 11163898, 27909745, 55819490, 139548725, 279097450]

約数ペア:

[(1, 279097450), (2, 139548725), (5, 55819490), (10, 27909745), (25, 11163898), (29, 9624050), (50, 5581949), (58, 4812025), (71, 3930950), (142, 1965475), (145, 1924810), (290, 962405), (355, 786190), (710, 393095), (725, 384962), (1450, 192481), (1775, 157238), (2059, 135550), (2711, 102950), (3550, 78619), (4118, 67775), (5422, 51475), (10295, 27110), (13555, 20590)]