65720790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11971}}^1$

素因数の和:12045

約数の個数: 48

約数和(自身を含む): 173689776

約数和(自身を除く): 107968986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 11971, 23942, 35913, 59855, 71826, 107739, 119710, 179565, 215478, 359130, 538695, 730231, 1077390, 1460462, 2190693, 3651155, 4381386, 6572079, 7302310, 10953465, 13144158, 21906930, 32860395, 65720790]

約数ペア:

[(1, 65720790), (2, 32860395), (3, 21906930), (5, 13144158), (6, 10953465), (9, 7302310), (10, 6572079), (15, 4381386), (18, 3651155), (30, 2190693), (45, 1460462), (61, 1077390), (90, 730231), (122, 538695), (183, 359130), (305, 215478), (366, 179565), (549, 119710), (610, 107739), (915, 71826), (1098, 59855), (1830, 35913), (2745, 23942), (5490, 11971)]