20753850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 57496320

約数和(自身を除く): 36742470

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 29, 30, 39, 50, 58, 65, 75, 78, 87, 130, 145, 150, 174, 195, 290, 325, 367, 377, 390, 435, 650, 725, 734, 754, 870, 975, 1101, 1131, 1450, 1835, 1885, 1950, 2175, 2202, 2262, 3670, 3770, 4350, 4771, 5505, 5655, 9175, 9425, 9542, 10643, 11010, 11310, 14313, 18350, 18850, 21286, 23855, 27525, 28275, 28626, 31929, 47710, 53215, 55050, 56550, 63858, 71565, 106430, 119275, 138359, 143130, 159645, 238550, 266075, 276718, 319290, 357825, 415077, 532150, 691795, 715650, 798225, 830154, 1383590, 1596450, 2075385, 3458975, 4150770, 6917950, 10376925, 20753850]

約数ペア:

[(1, 20753850), (2, 10376925), (3, 6917950), (5, 4150770), (6, 3458975), (10, 2075385), (13, 1596450), (15, 1383590), (25, 830154), (26, 798225), (29, 715650), (30, 691795), (39, 532150), (50, 415077), (58, 357825), (65, 319290), (75, 276718), (78, 266075), (87, 238550), (130, 159645), (145, 143130), (150, 138359), (174, 119275), (195, 106430), (290, 71565), (325, 63858), (367, 56550), (377, 55050), (390, 53215), (435, 47710), (650, 31929), (725, 28626), (734, 28275), (754, 27525), (870, 23855), (975, 21286), (1101, 18850), (1131, 18350), (1450, 14313), (1835, 11310), (1885, 11010), (1950, 10643), (2175, 9542), (2202, 9425), (2262, 9175), (3670, 5655), (3770, 5505), (4350, 4771)]