216924520175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{243989}}^1$

素因数の和:244124

約数の個数: 48

約数和(自身を含む): 303878809440

約数和(自身を除く): 86954289265

約数列:

[1, 5, 11, 25, 53, 55, 61, 265, 275, 305, 583, 671, 1325, 1525, 2915, 3233, 3355, 14575, 16165, 16775, 35563, 80825, 177815, 243989, 889075, 1219945, 2683879, 6099725, 12931417, 13419395, 14883329, 64657085, 67096975, 74416645, 142245587, 163716619, 323285425, 372083225, 711227935, 788816437, 818583095, 3556139675, 3944082185, 4092915475, 8676980807, 19720410925, 43384904035, 216924520175]

約数ペア:

[(1, 216924520175), (5, 43384904035), (11, 19720410925), (25, 8676980807), (53, 4092915475), (55, 3944082185), (61, 3556139675), (265, 818583095), (275, 788816437), (305, 711227935), (583, 372083225), (671, 323285425), (1325, 163716619), (1525, 142245587), (2915, 74416645), (3233, 67096975), (3355, 64657085), (14575, 14883329), (16165, 13419395), (16775, 12931417), (35563, 6099725), (80825, 2683879), (177815, 1219945), (243989, 889075)]