87898275

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 171678000

約数和(自身を除く): 83779725

約数列:

[1, 3, 5, 9, 15, 19, 25, 29, 45, 57, 75, 87, 95, 145, 171, 225, 261, 285, 435, 475, 551, 709, 725, 855, 1305, 1425, 1653, 2127, 2175, 2755, 3545, 4275, 4959, 6381, 6525, 8265, 10635, 13471, 13775, 17725, 20561, 24795, 31905, 40413, 41325, 53175, 61683, 67355, 102805, 121239, 123975, 159525, 185049, 202065, 308415, 336775, 390659, 514025, 606195, 925245, 1010325, 1171977, 1542075, 1953295, 3030975, 3515931, 4626225, 5859885, 9766475, 17579655, 29299425, 87898275]

約数ペア:

[(1, 87898275), (3, 29299425), (5, 17579655), (9, 9766475), (15, 5859885), (19, 4626225), (25, 3515931), (29, 3030975), (45, 1953295), (57, 1542075), (75, 1171977), (87, 1010325), (95, 925245), (145, 606195), (171, 514025), (225, 390659), (261, 336775), (285, 308415), (435, 202065), (475, 185049), (551, 159525), (709, 123975), (725, 121239), (855, 102805), (1305, 67355), (1425, 61683), (1653, 53175), (2127, 41325), (2175, 40413), (2755, 31905), (3545, 24795), (4275, 20561), (4959, 17725), (6381, 13775), (6525, 13471), (8265, 10635)]