53313940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 116282880

約数和(自身を除く): 62968940

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 823, 1580, 1646, 3239, 3292, 4115, 6478, 8230, 12956, 16195, 16460, 32390, 33743, 64780, 65017, 67486, 130034, 134972, 168715, 260068, 325085, 337430, 650170, 674860, 1300340, 2665697, 5331394, 10662788, 13328485, 26656970, 53313940]

約数ペア:

[(1, 53313940), (2, 26656970), (4, 13328485), (5, 10662788), (10, 5331394), (20, 2665697), (41, 1300340), (79, 674860), (82, 650170), (158, 337430), (164, 325085), (205, 260068), (316, 168715), (395, 134972), (410, 130034), (790, 67486), (820, 65017), (823, 64780), (1580, 33743), (1646, 32390), (3239, 16460), (3292, 16195), (4115, 12956), (6478, 8230)]