159803775

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 311922000

約数和(自身を除く): 152118225

約数列:

[1, 3, 5, 9, 15, 19, 25, 29, 45, 57, 75, 87, 95, 145, 171, 225, 261, 285, 435, 475, 551, 725, 855, 1289, 1305, 1425, 1653, 2175, 2755, 3867, 4275, 4959, 6445, 6525, 8265, 11601, 13775, 19335, 24491, 24795, 32225, 37381, 41325, 58005, 73473, 96675, 112143, 122455, 123975, 186905, 220419, 290025, 336429, 367365, 560715, 612275, 710239, 934525, 1102095, 1682145, 1836825, 2130717, 2803575, 3551195, 5510475, 6392151, 8410725, 10653585, 17755975, 31960755, 53267925, 159803775]

約数ペア:

[(1, 159803775), (3, 53267925), (5, 31960755), (9, 17755975), (15, 10653585), (19, 8410725), (25, 6392151), (29, 5510475), (45, 3551195), (57, 2803575), (75, 2130717), (87, 1836825), (95, 1682145), (145, 1102095), (171, 934525), (225, 710239), (261, 612275), (285, 560715), (435, 367365), (475, 336429), (551, 290025), (725, 220419), (855, 186905), (1289, 123975), (1305, 122455), (1425, 112143), (1653, 96675), (2175, 73473), (2755, 58005), (3867, 41325), (4275, 37381), (4959, 32225), (6445, 24795), (6525, 24491), (8265, 19335), (11601, 13775)]