549163760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2803}}^1$

素因数の和:2926

約数の個数: 80

約数和(自身を含む): 1335152640

約数和(自身を除く): 785988880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 2803, 3160, 4898, 5606, 6320, 9796, 11212, 12245, 14015, 19592, 22424, 24490, 28030, 39184, 44848, 48980, 56060, 86893, 97960, 112120, 173786, 195920, 221437, 224240, 347572, 434465, 442874, 695144, 868930, 885748, 1107185, 1390288, 1737860, 1771496, 2214370, 3475720, 3542992, 4428740, 6864547, 6951440, 8857480, 13729094, 17714960, 27458188, 34322735, 54916376, 68645470, 109832752, 137290940, 274581880, 549163760]

約数ペア:

[(1, 549163760), (2, 274581880), (4, 137290940), (5, 109832752), (8, 68645470), (10, 54916376), (16, 34322735), (20, 27458188), (31, 17714960), (40, 13729094), (62, 8857480), (79, 6951440), (80, 6864547), (124, 4428740), (155, 3542992), (158, 3475720), (248, 2214370), (310, 1771496), (316, 1737860), (395, 1390288), (496, 1107185), (620, 885748), (632, 868930), (790, 695144), (1240, 442874), (1264, 434465), (1580, 347572), (2449, 224240), (2480, 221437), (2803, 195920), (3160, 173786), (4898, 112120), (5606, 97960), (6320, 86893), (9796, 56060), (11212, 48980), (12245, 44848), (14015, 39184), (19592, 28030), (22424, 24490)]