87341540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30539}}^1$

素因数の和:30572

約数の個数: 48

約数和(自身を含む): 215490240

約数和(自身を除く): 128148700

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, 30539, 61078, 122156, 152695, 305390, 335929, 397007, 610780, 671858, 794014, 1343716, 1588028, 1679645, 1985035, 3359290, 3970070, 4367077, 6718580, 7940140, 8734154, 17468308, 21835385, 43670770, 87341540]

約数ペア:

[(1, 87341540), (2, 43670770), (4, 21835385), (5, 17468308), (10, 8734154), (11, 7940140), (13, 6718580), (20, 4367077), (22, 3970070), (26, 3359290), (44, 1985035), (52, 1679645), (55, 1588028), (65, 1343716), (110, 794014), (130, 671858), (143, 610780), (220, 397007), (260, 335929), (286, 305390), (572, 152695), (715, 122156), (1430, 61078), (2860, 30539)]