30938925

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 53425152

約数和(自身を除く): 22486227

約数列:

[1, 3, 5, 15, 25, 47, 67, 75, 131, 141, 201, 235, 335, 393, 655, 705, 1005, 1175, 1675, 1965, 3149, 3275, 3525, 5025, 6157, 8777, 9447, 9825, 15745, 18471, 26331, 30785, 43885, 47235, 78725, 92355, 131655, 153925, 219425, 236175, 412519, 461775, 658275, 1237557, 2062595, 6187785, 10312975, 30938925]

約数ペア:

[(1, 30938925), (3, 10312975), (5, 6187785), (15, 2062595), (25, 1237557), (47, 658275), (67, 461775), (75, 412519), (131, 236175), (141, 219425), (201, 153925), (235, 131655), (335, 92355), (393, 78725), (655, 47235), (705, 43885), (1005, 30785), (1175, 26331), (1675, 18471), (1965, 15745), (3149, 9825), (3275, 9447), (3525, 8777), (5025, 6157)]