2006502500

素因数分解:

$2^2\times 5^4\times {\mathrm{461}}^1\times {\mathrm{1741}}^1$

素因数の和:2226

約数の個数: 60

約数和(自身を含む): 4399863468

約数和(自身を除く): 2393360968

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 461, 500, 625, 922, 1250, 1741, 1844, 2305, 2500, 3482, 4610, 6964, 8705, 9220, 11525, 17410, 23050, 34820, 43525, 46100, 57625, 87050, 115250, 174100, 217625, 230500, 288125, 435250, 576250, 802601, 870500, 1088125, 1152500, 1605202, 2176250, 3210404, 4013005, 4352500, 8026010, 16052020, 20065025, 40130050, 80260100, 100325125, 200650250, 401300500, 501625625, 1003251250, 2006502500]

約数ペア:

[(1, 2006502500), (2, 1003251250), (4, 501625625), (5, 401300500), (10, 200650250), (20, 100325125), (25, 80260100), (50, 40130050), (100, 20065025), (125, 16052020), (250, 8026010), (461, 4352500), (500, 4013005), (625, 3210404), (922, 2176250), (1250, 1605202), (1741, 1152500), (1844, 1088125), (2305, 870500), (2500, 802601), (3482, 576250), (4610, 435250), (6964, 288125), (8705, 230500), (9220, 217625), (11525, 174100), (17410, 115250), (23050, 87050), (34820, 57625), (43525, 46100)]