511058810620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9461}}^1\times {\mathrm{17203}}^1$

素因数の和:26830

約数の個数: 48

約数和(自身を含む): 1080236269728

約数和(自身を除く): 569177459108

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 9461, 17203, 18922, 34406, 37844, 47305, 68812, 86015, 94610, 172030, 189220, 344060, 1485377, 2700871, 2970754, 5401742, 5941508, 7426885, 10803484, 13504355, 14853770, 27008710, 29707540, 54017420, 162757583, 325515166, 651030332, 813787915, 1627575830, 3255151660, 25552940531, 51105881062, 102211762124, 127764702655, 255529405310, 511058810620]

約数ペア:

[(1, 511058810620), (2, 255529405310), (4, 127764702655), (5, 102211762124), (10, 51105881062), (20, 25552940531), (157, 3255151660), (314, 1627575830), (628, 813787915), (785, 651030332), (1570, 325515166), (3140, 162757583), (9461, 54017420), (17203, 29707540), (18922, 27008710), (34406, 14853770), (37844, 13504355), (47305, 10803484), (68812, 7426885), (86015, 5941508), (94610, 5401742), (172030, 2970754), (189220, 2700871), (344060, 1485377)]