661903568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3492

約数の個数: 80

約数和(自身を含む): 1463049216

約数和(自身を除く): 801145648

約数列:

[1, 2, 4, 8, 16, 17, 23, 31, 34, 46, 62, 68, 92, 124, 136, 184, 248, 272, 368, 391, 496, 527, 713, 782, 1054, 1426, 1564, 2108, 2852, 3128, 3413, 4216, 5704, 6256, 6826, 8432, 11408, 12121, 13652, 24242, 27304, 48484, 54608, 58021, 78499, 96968, 105803, 116042, 156998, 193936, 211606, 232084, 313996, 423212, 464168, 627992, 846424, 928336, 1255984, 1334483, 1692848, 1798651, 2433469, 2668966, 3597302, 4866938, 5337932, 7194604, 9733876, 10675864, 14389208, 19467752, 21351728, 28778416, 38935504, 41368973, 82737946, 165475892, 330951784, 661903568]

約数ペア:

[(1, 661903568), (2, 330951784), (4, 165475892), (8, 82737946), (16, 41368973), (17, 38935504), (23, 28778416), (31, 21351728), (34, 19467752), (46, 14389208), (62, 10675864), (68, 9733876), (92, 7194604), (124, 5337932), (136, 4866938), (184, 3597302), (248, 2668966), (272, 2433469), (368, 1798651), (391, 1692848), (496, 1334483), (527, 1255984), (713, 928336), (782, 846424), (1054, 627992), (1426, 464168), (1564, 423212), (2108, 313996), (2852, 232084), (3128, 211606), (3413, 193936), (4216, 156998), (5704, 116042), (6256, 105803), (6826, 96968), (8432, 78499), (11408, 58021), (12121, 54608), (13652, 48484), (24242, 27304)]