15665573872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{10459}}^1$

素因数の和:10878

約数の個数: 80

約数和(自身を含む): 34501264000

約数和(自身を除く): 18835690128

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 379, 494, 758, 988, 1516, 1976, 3032, 3952, 4927, 6064, 7201, 9854, 10459, 14402, 19708, 20918, 28804, 39416, 41836, 57608, 78832, 83672, 93613, 115216, 135967, 167344, 187226, 198721, 271934, 374452, 397442, 543868, 748904, 794884, 1087736, 1497808, 1589768, 2175472, 2583373, 3179536, 3963961, 5166746, 7927922, 10333492, 15855844, 20666984, 31711688, 41333968, 51531493, 63423376, 75315259, 103062986, 150630518, 206125972, 301261036, 412251944, 602522072, 824503888, 979098367, 1205044144, 1958196734, 3916393468, 7832786936, 15665573872]

約数ペア:

[(1, 15665573872), (2, 7832786936), (4, 3916393468), (8, 1958196734), (13, 1205044144), (16, 979098367), (19, 824503888), (26, 602522072), (38, 412251944), (52, 301261036), (76, 206125972), (104, 150630518), (152, 103062986), (208, 75315259), (247, 63423376), (304, 51531493), (379, 41333968), (494, 31711688), (758, 20666984), (988, 15855844), (1516, 10333492), (1976, 7927922), (3032, 5166746), (3952, 3963961), (4927, 3179536), (6064, 2583373), (7201, 2175472), (9854, 1589768), (10459, 1497808), (14402, 1087736), (19708, 794884), (20918, 748904), (28804, 543868), (39416, 397442), (41836, 374452), (57608, 271934), (78832, 198721), (83672, 187226), (93613, 167344), (115216, 135967)]