261339650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36551}}^1$

素因数の和:36587

約数の個数: 48

約数和(自身を含む): 571088448

約数和(自身を除く): 309748798

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 36551, 73102, 182755, 365510, 402061, 475163, 804122, 913775, 950326, 1827550, 2010305, 2375815, 4020610, 4751630, 5226793, 10051525, 10453586, 11879075, 20103050, 23758150, 26133965, 52267930, 130669825, 261339650]

約数ペア:

[(1, 261339650), (2, 130669825), (5, 52267930), (10, 26133965), (11, 23758150), (13, 20103050), (22, 11879075), (25, 10453586), (26, 10051525), (50, 5226793), (55, 4751630), (65, 4020610), (110, 2375815), (130, 2010305), (143, 1827550), (275, 950326), (286, 913775), (325, 804122), (550, 475163), (650, 402061), (715, 365510), (1430, 182755), (3575, 73102), (7150, 36551)]