64903020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11887}}^1$

素因数の和:11919

約数の個数: 96

約数和(自身を含む): 223684608

約数和(自身を除く): 158781588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 11887, 23774, 35661, 47548, 59435, 71322, 83209, 118870, 142644, 154531, 166418, 178305, 237740, 249627, 309062, 332836, 356610, 416045, 463593, 499254, 618124, 713220, 772655, 832090, 927186, 998508, 1081717, 1248135, 1545310, 1664180, 1854372, 2163434, 2317965, 2496270, 3090620, 3245151, 4326868, 4635930, 4992540, 5408585, 6490302, 9271860, 10817170, 12980604, 16225755, 21634340, 32451510, 64903020]

約数ペア:

[(1, 64903020), (2, 32451510), (3, 21634340), (4, 16225755), (5, 12980604), (6, 10817170), (7, 9271860), (10, 6490302), (12, 5408585), (13, 4992540), (14, 4635930), (15, 4326868), (20, 3245151), (21, 3090620), (26, 2496270), (28, 2317965), (30, 2163434), (35, 1854372), (39, 1664180), (42, 1545310), (52, 1248135), (60, 1081717), (65, 998508), (70, 927186), (78, 832090), (84, 772655), (91, 713220), (105, 618124), (130, 499254), (140, 463593), (156, 416045), (182, 356610), (195, 332836), (210, 309062), (260, 249627), (273, 237740), (364, 178305), (390, 166418), (420, 154531), (455, 142644), (546, 118870), (780, 83209), (910, 71322), (1092, 59435), (1365, 47548), (1820, 35661), (2730, 23774), (5460, 11887)]