81753207978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{920209}}^1$

素因数の和:920311

約数の個数: 64

約数和(自身を含む): 189224622720

約数和(自身を除く): 107471414742

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 67, 78, 102, 134, 201, 221, 402, 442, 663, 871, 1139, 1326, 1742, 2278, 2613, 3417, 5226, 6834, 14807, 29614, 44421, 88842, 920209, 1840418, 2760627, 5521254, 11962717, 15643553, 23925434, 31287106, 35888151, 46930659, 61654003, 71776302, 93861318, 123308006, 184962009, 203366189, 369924018, 406732378, 610098567, 801502039, 1048118051, 1220197134, 1603004078, 2096236102, 2404506117, 3144354153, 4809012234, 6288708306, 13625534663, 27251069326, 40876603989, 81753207978]

約数ペア:

[(1, 81753207978), (2, 40876603989), (3, 27251069326), (6, 13625534663), (13, 6288708306), (17, 4809012234), (26, 3144354153), (34, 2404506117), (39, 2096236102), (51, 1603004078), (67, 1220197134), (78, 1048118051), (102, 801502039), (134, 610098567), (201, 406732378), (221, 369924018), (402, 203366189), (442, 184962009), (663, 123308006), (871, 93861318), (1139, 71776302), (1326, 61654003), (1742, 46930659), (2278, 35888151), (2613, 31287106), (3417, 23925434), (5226, 15643553), (6834, 11962717), (14807, 5521254), (29614, 2760627), (44421, 1840418), (88842, 920209)]