51393100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2459}}^1$

素因数の和:2503

約数の個数: 72

約数和(自身を含む): 128116800

約数和(自身を除く): 76723700

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, 2459, 4180, 4918, 5225, 9836, 10450, 12295, 20900, 24590, 27049, 46721, 49180, 54098, 61475, 93442, 108196, 122950, 135245, 186884, 233605, 245900, 270490, 467210, 513931, 540980, 676225, 934420, 1027862, 1168025, 1352450, 2055724, 2336050, 2569655, 2704900, 4672100, 5139310, 10278620, 12848275, 25696550, 51393100]

約数ペア:

[(1, 51393100), (2, 25696550), (4, 12848275), (5, 10278620), (10, 5139310), (11, 4672100), (19, 2704900), (20, 2569655), (22, 2336050), (25, 2055724), (38, 1352450), (44, 1168025), (50, 1027862), (55, 934420), (76, 676225), (95, 540980), (100, 513931), (110, 467210), (190, 270490), (209, 245900), (220, 233605), (275, 186884), (380, 135245), (418, 122950), (475, 108196), (550, 93442), (836, 61475), (950, 54098), (1045, 49180), (1100, 46721), (1900, 27049), (2090, 24590), (2459, 20900), (4180, 12295), (4918, 10450), (5225, 9836)]