64993515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 115015680

約数和(自身を除く): 50022165

約数列:

[1, 3, 5, 15, 23, 31, 59, 69, 93, 103, 115, 155, 177, 295, 309, 345, 465, 515, 713, 885, 1357, 1545, 1829, 2139, 2369, 3193, 3565, 4071, 5487, 6077, 6785, 7107, 9145, 9579, 10695, 11845, 15965, 18231, 20355, 27435, 30385, 35535, 42067, 47895, 73439, 91155, 126201, 139771, 188387, 210335, 220317, 367195, 419313, 565161, 631005, 698855, 941935, 1101585, 2096565, 2825805, 4332901, 12998703, 21664505, 64993515]

約数ペア:

[(1, 64993515), (3, 21664505), (5, 12998703), (15, 4332901), (23, 2825805), (31, 2096565), (59, 1101585), (69, 941935), (93, 698855), (103, 631005), (115, 565161), (155, 419313), (177, 367195), (295, 220317), (309, 210335), (345, 188387), (465, 139771), (515, 126201), (713, 91155), (885, 73439), (1357, 47895), (1545, 42067), (1829, 35535), (2139, 30385), (2369, 27435), (3193, 20355), (3565, 18231), (4071, 15965), (5487, 11845), (6077, 10695), (6785, 9579), (7107, 9145)]