155998875

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 271724544

約数和(自身を除く): 115725669

約数列:

[1, 3, 5, 15, 25, 47, 53, 75, 125, 141, 159, 167, 235, 265, 375, 501, 705, 795, 835, 1175, 1325, 2491, 2505, 3525, 3975, 4175, 5875, 6625, 7473, 7849, 8851, 12455, 12525, 17625, 19875, 20875, 23547, 26553, 37365, 39245, 44255, 62275, 62625, 117735, 132765, 186825, 196225, 221275, 311375, 415997, 588675, 663825, 934125, 981125, 1106375, 1247991, 2079985, 2943375, 3319125, 6239955, 10399925, 31199775, 51999625, 155998875]

約数ペア:

[(1, 155998875), (3, 51999625), (5, 31199775), (15, 10399925), (25, 6239955), (47, 3319125), (53, 2943375), (75, 2079985), (125, 1247991), (141, 1106375), (159, 981125), (167, 934125), (235, 663825), (265, 588675), (375, 415997), (501, 311375), (705, 221275), (795, 196225), (835, 186825), (1175, 132765), (1325, 117735), (2491, 62625), (2505, 62275), (3525, 44255), (3975, 39245), (4175, 37365), (5875, 26553), (6625, 23547), (7473, 20875), (7849, 19875), (8851, 17625), (12455, 12525)]