20125050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12197}}^1$

素因数の和:12223

約数の個数: 48

約数和(自身を含む): 54451872

約数和(自身を除く): 34326822

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12197, 24394, 36591, 60985, 73182, 121970, 134167, 182955, 268334, 304925, 365910, 402501, 609850, 670835, 805002, 914775, 1341670, 1829550, 2012505, 3354175, 4025010, 6708350, 10062525, 20125050]

約数ペア:

[(1, 20125050), (2, 10062525), (3, 6708350), (5, 4025010), (6, 3354175), (10, 2012505), (11, 1829550), (15, 1341670), (22, 914775), (25, 805002), (30, 670835), (33, 609850), (50, 402501), (55, 365910), (66, 304925), (75, 268334), (110, 182955), (150, 134167), (165, 121970), (275, 73182), (330, 60985), (550, 36591), (825, 24394), (1650, 12197)]