51142300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2447}}^1$

素因数の和:2491

約数の個数: 72

約数和(自身を含む): 127491840

約数和(自身を除く): 76349540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 2447, 4180, 4894, 5225, 9788, 10450, 12235, 20900, 24470, 26917, 46493, 48940, 53834, 61175, 92986, 107668, 122350, 134585, 185972, 232465, 244700, 269170, 464930, 511423, 538340, 672925, 929860, 1022846, 1162325, 1345850, 2045692, 2324650, 2557115, 2691700, 4649300, 5114230, 10228460, 12785575, 25571150, 51142300]

約数ペア:

[(1, 51142300), (2, 25571150), (4, 12785575), (5, 10228460), (10, 5114230), (11, 4649300), (19, 2691700), (20, 2557115), (22, 2324650), (25, 2045692), (38, 1345850), (44, 1162325), (50, 1022846), (55, 929860), (76, 672925), (95, 538340), (100, 511423), (110, 464930), (190, 269170), (209, 244700), (220, 232465), (275, 185972), (380, 134585), (418, 122350), (475, 107668), (550, 92986), (836, 61175), (950, 53834), (1045, 48940), (1100, 46493), (1900, 26917), (2090, 24470), (2447, 20900), (4180, 12235), (4894, 10450), (5225, 9788)]