71120325

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 128116800

約数和(自身を除く): 56996475

約数列:

[1, 3, 5, 15, 19, 25, 29, 57, 75, 87, 95, 145, 285, 435, 475, 551, 725, 1425, 1653, 1721, 2175, 2755, 5163, 8265, 8605, 13775, 25815, 32699, 41325, 43025, 49909, 98097, 129075, 149727, 163495, 249545, 490485, 748635, 817475, 948271, 1247725, 2452425, 2844813, 3743175, 4741355, 14224065, 23706775, 71120325]

約数ペア:

[(1, 71120325), (3, 23706775), (5, 14224065), (15, 4741355), (19, 3743175), (25, 2844813), (29, 2452425), (57, 1247725), (75, 948271), (87, 817475), (95, 748635), (145, 490485), (285, 249545), (435, 163495), (475, 149727), (551, 129075), (725, 98097), (1425, 49909), (1653, 43025), (1721, 41325), (2175, 32699), (2755, 25815), (5163, 13775), (8265, 8605)]