230969375

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 369481728

約数和(自身を除く): 138512353

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 125, 131, 155, 175, 217, 325, 403, 455, 625, 655, 775, 875, 917, 1085, 1625, 1703, 2015, 2275, 2821, 3275, 3875, 4061, 4375, 4585, 5425, 8125, 8515, 10075, 11375, 11921, 14105, 16375, 19375, 20305, 22925, 27125, 28427, 42575, 50375, 52793, 56875, 59605, 70525, 81875, 101525, 114625, 135625, 142135, 212875, 251875, 263965, 298025, 352625, 369551, 507625, 573125, 710675, 1064375, 1319825, 1490125, 1763125, 1847755, 2538125, 3553375, 6599125, 7450625, 9238775, 17766875, 32995625, 46193875, 230969375]

約数ペア:

[(1, 230969375), (5, 46193875), (7, 32995625), (13, 17766875), (25, 9238775), (31, 7450625), (35, 6599125), (65, 3553375), (91, 2538125), (125, 1847755), (131, 1763125), (155, 1490125), (175, 1319825), (217, 1064375), (325, 710675), (403, 573125), (455, 507625), (625, 369551), (655, 352625), (775, 298025), (875, 263965), (917, 251875), (1085, 212875), (1625, 142135), (1703, 135625), (2015, 114625), (2275, 101525), (2821, 81875), (3275, 70525), (3875, 59605), (4061, 56875), (4375, 52793), (4585, 50375), (5425, 42575), (8125, 28427), (8515, 27125), (10075, 22925), (11375, 20305), (11921, 19375), (14105, 16375)]