145428140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{50849}}^1$

素因数の和:50882

約数の個数: 48

約数和(自身を含む): 358797600

約数和(自身を除く): 213369460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 50849, 101698, 203396, 254245, 508490, 559339, 661037, 1016980, 1118678, 1322074, 2237356, 2644148, 2796695, 3305185, 5593390, 6610370, 7271407, 11186780, 13220740, 14542814, 29085628, 36357035, 72714070, 145428140]

約数ペア:

[(1, 145428140), (2, 72714070), (4, 36357035), (5, 29085628), (10, 14542814), (11, 13220740), (13, 11186780), (20, 7271407), (22, 6610370), (26, 5593390), (44, 3305185), (52, 2796695), (55, 2644148), (65, 2237356), (110, 1322074), (130, 1118678), (143, 1016980), (220, 661037), (260, 559339), (286, 508490), (572, 254245), (715, 203396), (1430, 101698), (2860, 50849)]