51184400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3180

約数の個数: 60

約数和(自身を含む): 126010164

約数和(自身を除く): 74825764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3121, 3280, 4100, 6242, 8200, 12484, 15605, 16400, 24968, 31210, 49936, 62420, 78025, 124840, 127961, 156050, 249680, 255922, 312100, 511844, 624200, 639805, 1023688, 1248400, 1279610, 2047376, 2559220, 3199025, 5118440, 6398050, 10236880, 12796100, 25592200, 51184400]

約数ペア:

[(1, 51184400), (2, 25592200), (4, 12796100), (5, 10236880), (8, 6398050), (10, 5118440), (16, 3199025), (20, 2559220), (25, 2047376), (40, 1279610), (41, 1248400), (50, 1023688), (80, 639805), (82, 624200), (100, 511844), (164, 312100), (200, 255922), (205, 249680), (328, 156050), (400, 127961), (410, 124840), (656, 78025), (820, 62420), (1025, 49936), (1640, 31210), (2050, 24968), (3121, 16400), (3280, 15605), (4100, 12484), (6242, 8200)]