87257170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 133373870

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 23, 26, 35, 46, 55, 65, 70, 77, 91, 110, 115, 130, 143, 154, 161, 182, 230, 253, 286, 299, 322, 379, 385, 455, 506, 598, 715, 758, 770, 805, 910, 1001, 1265, 1430, 1495, 1610, 1771, 1895, 2002, 2093, 2530, 2653, 2990, 3289, 3542, 3790, 4169, 4186, 4927, 5005, 5306, 6578, 8338, 8717, 8855, 9854, 10010, 10465, 13265, 16445, 17434, 17710, 20845, 20930, 23023, 24635, 26530, 29183, 32890, 34489, 41690, 43585, 46046, 49270, 54197, 58366, 61019, 68978, 87170, 95887, 108394, 113321, 115115, 122038, 145915, 172445, 191774, 226642, 230230, 270985, 291830, 305095, 344890, 379379, 479435, 541970, 566605, 610190, 671209, 758758, 793247, 958870, 1133210, 1246531, 1342418, 1586494, 1896895, 2493062, 3356045, 3793790, 3966235, 6232655, 6712090, 7932470, 8725717, 12465310, 17451434, 43628585, 87257170]

約数ペア:

[(1, 87257170), (2, 43628585), (5, 17451434), (7, 12465310), (10, 8725717), (11, 7932470), (13, 6712090), (14, 6232655), (22, 3966235), (23, 3793790), (26, 3356045), (35, 2493062), (46, 1896895), (55, 1586494), (65, 1342418), (70, 1246531), (77, 1133210), (91, 958870), (110, 793247), (115, 758758), (130, 671209), (143, 610190), (154, 566605), (161, 541970), (182, 479435), (230, 379379), (253, 344890), (286, 305095), (299, 291830), (322, 270985), (379, 230230), (385, 226642), (455, 191774), (506, 172445), (598, 145915), (715, 122038), (758, 115115), (770, 113321), (805, 108394), (910, 95887), (1001, 87170), (1265, 68978), (1430, 61019), (1495, 58366), (1610, 54197), (1771, 49270), (1895, 46046), (2002, 43585), (2093, 41690), (2530, 34489), (2653, 32890), (2990, 29183), (3289, 26530), (3542, 24635), (3790, 23023), (4169, 20930), (4186, 20845), (4927, 17710), (5005, 17434), (5306, 16445), (6578, 13265), (8338, 10465), (8717, 10010), (8855, 9854)]