15290975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 23569920

約数和(自身を除く): 8278945

約数列:

[1, 5, 7, 23, 25, 29, 35, 115, 131, 145, 161, 175, 203, 575, 655, 667, 725, 805, 917, 1015, 3013, 3275, 3335, 3799, 4025, 4585, 4669, 5075, 15065, 16675, 18995, 21091, 22925, 23345, 26593, 75325, 87377, 94975, 105455, 116725, 132965, 436885, 527275, 611639, 664825, 2184425, 3058195, 15290975]

約数ペア:

[(1, 15290975), (5, 3058195), (7, 2184425), (23, 664825), (25, 611639), (29, 527275), (35, 436885), (115, 132965), (131, 116725), (145, 105455), (161, 94975), (175, 87377), (203, 75325), (575, 26593), (655, 23345), (667, 22925), (725, 21091), (805, 18995), (917, 16675), (1015, 15065), (3013, 5075), (3275, 4669), (3335, 4585), (3799, 4025)]