164241220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{57427}}^1$

素因数の和:57460

約数の個数: 48

約数和(自身を含む): 405211968

約数和(自身を除く): 240970748

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, 57427, 114854, 229708, 287135, 574270, 631697, 746551, 1148540, 1263394, 1493102, 2526788, 2986204, 3158485, 3732755, 6316970, 7465510, 8212061, 12633940, 14931020, 16424122, 32848244, 41060305, 82120610, 164241220]

約数ペア:

[(1, 164241220), (2, 82120610), (4, 41060305), (5, 32848244), (10, 16424122), (11, 14931020), (13, 12633940), (20, 8212061), (22, 7465510), (26, 6316970), (44, 3732755), (52, 3158485), (55, 2986204), (65, 2526788), (110, 1493102), (130, 1263394), (143, 1148540), (220, 746551), (260, 631697), (286, 574270), (572, 287135), (715, 229708), (1430, 114854), (2860, 57427)]