802122100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6361}}^1$

素因数の和:6485

約数の個数: 72

約数和(自身を含む): 1894120088

約数和(自身を除く): 1091997988

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 650, 970, 1261, 1300, 1940, 2425, 2522, 4850, 5044, 6305, 6361, 9700, 12610, 12722, 25220, 25444, 31525, 31805, 63050, 63610, 82693, 126100, 127220, 159025, 165386, 318050, 330772, 413465, 617017, 636100, 826930, 1234034, 1653860, 2067325, 2468068, 3085085, 4134650, 6170170, 8021221, 8269300, 12340340, 15425425, 16042442, 30850850, 32084884, 40106105, 61701700, 80212210, 160424420, 200530525, 401061050, 802122100]

約数ペア:

[(1, 802122100), (2, 401061050), (4, 200530525), (5, 160424420), (10, 80212210), (13, 61701700), (20, 40106105), (25, 32084884), (26, 30850850), (50, 16042442), (52, 15425425), (65, 12340340), (97, 8269300), (100, 8021221), (130, 6170170), (194, 4134650), (260, 3085085), (325, 2468068), (388, 2067325), (485, 1653860), (650, 1234034), (970, 826930), (1261, 636100), (1300, 617017), (1940, 413465), (2425, 330772), (2522, 318050), (4850, 165386), (5044, 159025), (6305, 127220), (6361, 126100), (9700, 82693), (12610, 63610), (12722, 63050), (25220, 31805), (25444, 31525)]