80479600

素因数分解:

$2^4\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1163}}^1$

素因数の和:1354

約数の個数: 60

約数和(自身を含む): 194637096

約数和(自身を除く): 114157496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 173, 200, 346, 400, 692, 865, 1163, 1384, 1730, 2326, 2768, 3460, 4325, 4652, 5815, 6920, 8650, 9304, 11630, 13840, 17300, 18608, 23260, 29075, 34600, 46520, 58150, 69200, 93040, 116300, 201199, 232600, 402398, 465200, 804796, 1005995, 1609592, 2011990, 3219184, 4023980, 5029975, 8047960, 10059950, 16095920, 20119900, 40239800, 80479600]

約数ペア:

[(1, 80479600), (2, 40239800), (4, 20119900), (5, 16095920), (8, 10059950), (10, 8047960), (16, 5029975), (20, 4023980), (25, 3219184), (40, 2011990), (50, 1609592), (80, 1005995), (100, 804796), (173, 465200), (200, 402398), (346, 232600), (400, 201199), (692, 116300), (865, 93040), (1163, 69200), (1384, 58150), (1730, 46520), (2326, 34600), (2768, 29075), (3460, 23260), (4325, 18608), (4652, 17300), (5815, 13840), (6920, 11630), (8650, 9304)]