78153260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 171279360

約数和(自身を除く): 93126100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1061, 1270, 2122, 2540, 3683, 4244, 5305, 7366, 10610, 14732, 18415, 21220, 30769, 36830, 61538, 73660, 123076, 134747, 153845, 269494, 307690, 538988, 615380, 673735, 1347470, 2694940, 3907663, 7815326, 15630652, 19538315, 39076630, 78153260]

約数ペア:

[(1, 78153260), (2, 39076630), (4, 19538315), (5, 15630652), (10, 7815326), (20, 3907663), (29, 2694940), (58, 1347470), (116, 673735), (127, 615380), (145, 538988), (254, 307690), (290, 269494), (508, 153845), (580, 134747), (635, 123076), (1061, 73660), (1270, 61538), (2122, 36830), (2540, 30769), (3683, 21220), (4244, 18415), (5305, 14732), (7366, 10610)]