79008440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2909}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 205329600

約数和(自身を除く): 126321160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2716, 2909, 3395, 3880, 5432, 5818, 6790, 11636, 13580, 14545, 20363, 23272, 27160, 29090, 40726, 58180, 81452, 101815, 116360, 162904, 203630, 282173, 407260, 564346, 814520, 1128692, 1410865, 1975211, 2257384, 2821730, 3950422, 5643460, 7900844, 9876055, 11286920, 15801688, 19752110, 39504220, 79008440]

約数ペア:

[(1, 79008440), (2, 39504220), (4, 19752110), (5, 15801688), (7, 11286920), (8, 9876055), (10, 7900844), (14, 5643460), (20, 3950422), (28, 2821730), (35, 2257384), (40, 1975211), (56, 1410865), (70, 1128692), (97, 814520), (140, 564346), (194, 407260), (280, 282173), (388, 203630), (485, 162904), (679, 116360), (776, 101815), (970, 81452), (1358, 58180), (1940, 40726), (2716, 29090), (2909, 27160), (3395, 23272), (3880, 20363), (5432, 14545), (5818, 13580), (6790, 11636)]