20100107768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1\times {\mathrm{5483}}^1$

素因数の和:5952

約数の個数: 64

約数和(自身を含む): 41113548000

約数和(自身を除く): 21013440232

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 349, 404, 698, 808, 1313, 1396, 2626, 2792, 4537, 5252, 5483, 9074, 10504, 10966, 18148, 21932, 35249, 36296, 43864, 70498, 71279, 140996, 142558, 281992, 285116, 458237, 553783, 570232, 916474, 1107566, 1832948, 1913567, 2215132, 3665896, 3827134, 4430264, 7199179, 7654268, 14398358, 15308536, 24876371, 28796716, 49752742, 57593432, 99505484, 193270267, 199010968, 386540534, 773081068, 1546162136, 2512513471, 5025026942, 10050053884, 20100107768]

約数ペア:

[(1, 20100107768), (2, 10050053884), (4, 5025026942), (8, 2512513471), (13, 1546162136), (26, 773081068), (52, 386540534), (101, 199010968), (104, 193270267), (202, 99505484), (349, 57593432), (404, 49752742), (698, 28796716), (808, 24876371), (1313, 15308536), (1396, 14398358), (2626, 7654268), (2792, 7199179), (4537, 4430264), (5252, 3827134), (5483, 3665896), (9074, 2215132), (10504, 1913567), (10966, 1832948), (18148, 1107566), (21932, 916474), (35249, 570232), (36296, 553783), (43864, 458237), (70498, 285116), (71279, 281992), (140996, 142558)]