51724120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 141004800

約数和(自身を除く): 89280680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 59, 62, 70, 101, 118, 124, 140, 155, 202, 217, 236, 248, 280, 295, 310, 404, 413, 434, 472, 505, 590, 620, 707, 808, 826, 868, 1010, 1085, 1180, 1240, 1414, 1652, 1736, 1829, 2020, 2065, 2170, 2360, 2828, 3131, 3304, 3535, 3658, 4040, 4130, 4340, 5656, 5959, 6262, 7070, 7316, 8260, 8680, 9145, 11918, 12524, 12803, 14140, 14632, 15655, 16520, 18290, 21917, 23836, 25048, 25606, 28280, 29795, 31310, 36580, 41713, 43834, 47672, 51212, 59590, 62620, 64015, 73160, 83426, 87668, 102424, 109585, 119180, 125240, 128030, 166852, 175336, 184729, 208565, 219170, 238360, 256060, 333704, 369458, 417130, 438340, 512120, 738916, 834260, 876680, 923645, 1293103, 1477832, 1668520, 1847290, 2586206, 3694580, 5172412, 6465515, 7389160, 10344824, 12931030, 25862060, 51724120]

約数ペア:

[(1, 51724120), (2, 25862060), (4, 12931030), (5, 10344824), (7, 7389160), (8, 6465515), (10, 5172412), (14, 3694580), (20, 2586206), (28, 1847290), (31, 1668520), (35, 1477832), (40, 1293103), (56, 923645), (59, 876680), (62, 834260), (70, 738916), (101, 512120), (118, 438340), (124, 417130), (140, 369458), (155, 333704), (202, 256060), (217, 238360), (236, 219170), (248, 208565), (280, 184729), (295, 175336), (310, 166852), (404, 128030), (413, 125240), (434, 119180), (472, 109585), (505, 102424), (590, 87668), (620, 83426), (707, 73160), (808, 64015), (826, 62620), (868, 59590), (1010, 51212), (1085, 47672), (1180, 43834), (1240, 41713), (1414, 36580), (1652, 31310), (1736, 29795), (1829, 28280), (2020, 25606), (2065, 25048), (2170, 23836), (2360, 21917), (2828, 18290), (3131, 16520), (3304, 15655), (3535, 14632), (3658, 14140), (4040, 12803), (4130, 12524), (4340, 11918), (5656, 9145), (5959, 8680), (6262, 8260), (7070, 7316)]