103977975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 182666880

約数和(自身を除く): 78688905

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 131, 285, 393, 475, 557, 655, 1425, 1671, 1965, 2489, 2785, 3275, 7467, 8355, 9825, 10583, 12445, 13925, 31749, 37335, 41775, 52915, 62225, 72967, 158745, 186675, 218901, 264575, 364835, 793725, 1094505, 1386373, 1824175, 4159119, 5472525, 6931865, 20795595, 34659325, 103977975]

約数ペア:

[(1, 103977975), (3, 34659325), (5, 20795595), (15, 6931865), (19, 5472525), (25, 4159119), (57, 1824175), (75, 1386373), (95, 1094505), (131, 793725), (285, 364835), (393, 264575), (475, 218901), (557, 186675), (655, 158745), (1425, 72967), (1671, 62225), (1965, 52915), (2489, 41775), (2785, 37335), (3275, 31749), (7467, 13925), (8355, 12445), (9825, 10583)]