725179760

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{827}}^1$

素因数の和:1050

約数の個数: 80

約数和(自身を含む): 1720577376

約数和(自身を除く): 995397616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 113, 194, 226, 388, 452, 485, 565, 776, 827, 904, 970, 1130, 1552, 1654, 1808, 1940, 2260, 3308, 3880, 4135, 4520, 6616, 7760, 8270, 9040, 10961, 13232, 16540, 21922, 33080, 43844, 54805, 66160, 80219, 87688, 93451, 109610, 160438, 175376, 186902, 219220, 320876, 373804, 401095, 438440, 467255, 641752, 747608, 802190, 876880, 934510, 1283504, 1495216, 1604380, 1869020, 3208760, 3738040, 6417520, 7476080, 9064747, 18129494, 36258988, 45323735, 72517976, 90647470, 145035952, 181294940, 362589880, 725179760]

約数ペア:

[(1, 725179760), (2, 362589880), (4, 181294940), (5, 145035952), (8, 90647470), (10, 72517976), (16, 45323735), (20, 36258988), (40, 18129494), (80, 9064747), (97, 7476080), (113, 6417520), (194, 3738040), (226, 3208760), (388, 1869020), (452, 1604380), (485, 1495216), (565, 1283504), (776, 934510), (827, 876880), (904, 802190), (970, 747608), (1130, 641752), (1552, 467255), (1654, 438440), (1808, 401095), (1940, 373804), (2260, 320876), (3308, 219220), (3880, 186902), (4135, 175376), (4520, 160438), (6616, 109610), (7760, 93451), (8270, 87688), (9040, 80219), (10961, 66160), (13232, 54805), (16540, 43844), (21922, 33080)]