31688897110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{442397}}^1$

素因数の和:442465

約数の個数: 64

約数和(自身を含む): 66890577600

約数和(自身を除く): 35201680490

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 190, 247, 290, 377, 494, 551, 754, 1102, 1235, 1885, 2470, 2755, 3770, 5510, 7163, 14326, 35815, 71630, 442397, 884794, 2211985, 4423970, 5751161, 8405543, 11502322, 12829513, 16811086, 25659026, 28755805, 42027715, 57511610, 64147565, 84055430, 109272059, 128295130, 166783669, 218544118, 243760747, 333567338, 487521494, 546360295, 833918345, 1092720590, 1218803735, 1667836690, 2437607470, 3168889711, 6337779422, 15844448555, 31688897110]

約数ペア:

[(1, 31688897110), (2, 15844448555), (5, 6337779422), (10, 3168889711), (13, 2437607470), (19, 1667836690), (26, 1218803735), (29, 1092720590), (38, 833918345), (58, 546360295), (65, 487521494), (95, 333567338), (130, 243760747), (145, 218544118), (190, 166783669), (247, 128295130), (290, 109272059), (377, 84055430), (494, 64147565), (551, 57511610), (754, 42027715), (1102, 28755805), (1235, 25659026), (1885, 16811086), (2470, 12829513), (2755, 11502322), (3770, 8405543), (5510, 5751161), (7163, 4423970), (14326, 2211985), (35815, 884794), (71630, 442397)]