87390160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7639}}^1$

素因数の和:7676

約数の個数: 80

約数和(自身を含む): 238734720

約数和(自身を除く): 151344560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 7639, 11440, 15278, 30556, 38195, 61112, 76390, 84029, 99307, 122224, 152780, 168058, 198614, 305560, 336116, 397228, 420145, 496535, 611120, 672232, 794456, 840290, 993070, 1092377, 1344464, 1588912, 1680580, 1986140, 2184754, 3361160, 3972280, 4369508, 5461885, 6722320, 7944560, 8739016, 10923770, 17478032, 21847540, 43695080, 87390160]

約数ペア:

[(1, 87390160), (2, 43695080), (4, 21847540), (5, 17478032), (8, 10923770), (10, 8739016), (11, 7944560), (13, 6722320), (16, 5461885), (20, 4369508), (22, 3972280), (26, 3361160), (40, 2184754), (44, 1986140), (52, 1680580), (55, 1588912), (65, 1344464), (80, 1092377), (88, 993070), (104, 840290), (110, 794456), (130, 672232), (143, 611120), (176, 496535), (208, 420145), (220, 397228), (260, 336116), (286, 305560), (440, 198614), (520, 168058), (572, 152780), (715, 122224), (880, 99307), (1040, 84029), (1144, 76390), (1430, 61112), (2288, 38195), (2860, 30556), (5720, 15278), (7639, 11440)]