207821900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14533}}^1$

素因数の和:14571

約数の個数: 72

約数和(自身を含む): 529851504

約数和(自身を除く): 322029604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 14533, 29066, 58132, 72665, 145330, 159863, 188929, 290660, 319726, 363325, 377858, 639452, 726650, 755716, 799315, 944645, 1453300, 1598630, 1889290, 2078219, 3197260, 3778580, 3996575, 4156438, 4723225, 7993150, 8312876, 9446450, 10391095, 15986300, 18892900, 20782190, 41564380, 51955475, 103910950, 207821900]

約数ペア:

[(1, 207821900), (2, 103910950), (4, 51955475), (5, 41564380), (10, 20782190), (11, 18892900), (13, 15986300), (20, 10391095), (22, 9446450), (25, 8312876), (26, 7993150), (44, 4723225), (50, 4156438), (52, 3996575), (55, 3778580), (65, 3197260), (100, 2078219), (110, 1889290), (130, 1598630), (143, 1453300), (220, 944645), (260, 799315), (275, 755716), (286, 726650), (325, 639452), (550, 377858), (572, 363325), (650, 319726), (715, 290660), (1100, 188929), (1300, 159863), (1430, 145330), (2860, 72665), (3575, 58132), (7150, 29066), (14300, 14533)]