76518640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{977}}^1$

素因数の和:1090

約数の個数: 80

約数和(自身を含む): 196460640

約数和(自身を除く): 119942000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 712, 880, 890, 977, 979, 1424, 1780, 1954, 1958, 3560, 3908, 3916, 4885, 4895, 7120, 7816, 7832, 9770, 9790, 10747, 15632, 15664, 19540, 19580, 21494, 39080, 39160, 42988, 53735, 78160, 78320, 85976, 86953, 107470, 171952, 173906, 214940, 347812, 429880, 434765, 695624, 859760, 869530, 956483, 1391248, 1739060, 1912966, 3478120, 3825932, 4782415, 6956240, 7651864, 9564830, 15303728, 19129660, 38259320, 76518640]

約数ペア:

[(1, 76518640), (2, 38259320), (4, 19129660), (5, 15303728), (8, 9564830), (10, 7651864), (11, 6956240), (16, 4782415), (20, 3825932), (22, 3478120), (40, 1912966), (44, 1739060), (55, 1391248), (80, 956483), (88, 869530), (89, 859760), (110, 695624), (176, 434765), (178, 429880), (220, 347812), (356, 214940), (440, 173906), (445, 171952), (712, 107470), (880, 86953), (890, 85976), (977, 78320), (979, 78160), (1424, 53735), (1780, 42988), (1954, 39160), (1958, 39080), (3560, 21494), (3908, 19580), (3916, 19540), (4885, 15664), (4895, 15632), (7120, 10747), (7816, 9790), (7832, 9770)]