210625250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 433465344

約数和(自身を除く): 222840094

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 191, 250, 275, 382, 401, 550, 802, 955, 1375, 1910, 2005, 2101, 2750, 4010, 4202, 4411, 4775, 8822, 9550, 10025, 10505, 20050, 21010, 22055, 23875, 44110, 47750, 50125, 52525, 76591, 100250, 105050, 110275, 153182, 220550, 262625, 382955, 525250, 551375, 765910, 842501, 1102750, 1685002, 1914775, 3829550, 4212505, 8425010, 9573875, 19147750, 21062525, 42125050, 105312625, 210625250]

約数ペア:

[(1, 210625250), (2, 105312625), (5, 42125050), (10, 21062525), (11, 19147750), (22, 9573875), (25, 8425010), (50, 4212505), (55, 3829550), (110, 1914775), (125, 1685002), (191, 1102750), (250, 842501), (275, 765910), (382, 551375), (401, 525250), (550, 382955), (802, 262625), (955, 220550), (1375, 153182), (1910, 110275), (2005, 105050), (2101, 100250), (2750, 76591), (4010, 52525), (4202, 50125), (4411, 47750), (4775, 44110), (8822, 23875), (9550, 22055), (10025, 21010), (10505, 20050)]