254668875

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 460861440

約数和(自身を除く): 206192565

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 125, 155, 285, 375, 465, 475, 589, 775, 1153, 1425, 1767, 2325, 2375, 2945, 3459, 3875, 5765, 7125, 8835, 11625, 14725, 17295, 21907, 28825, 35743, 44175, 65721, 73625, 86475, 107229, 109535, 144125, 178715, 220875, 328605, 432375, 536145, 547675, 679117, 893575, 1643025, 2037351, 2680725, 2738375, 3395585, 4467875, 8215125, 10186755, 13403625, 16977925, 50933775, 84889625, 254668875]

約数ペア:

[(1, 254668875), (3, 84889625), (5, 50933775), (15, 16977925), (19, 13403625), (25, 10186755), (31, 8215125), (57, 4467875), (75, 3395585), (93, 2738375), (95, 2680725), (125, 2037351), (155, 1643025), (285, 893575), (375, 679117), (465, 547675), (475, 536145), (589, 432375), (775, 328605), (1153, 220875), (1425, 178715), (1767, 144125), (2325, 109535), (2375, 107229), (2945, 86475), (3459, 73625), (3875, 65721), (5765, 44175), (7125, 35743), (8835, 28825), (11625, 21907), (14725, 17295)]