74747504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21139}}^1$

素因数の和:21177

約数の個数: 40

約数和(自身を含む): 165145680

約数和(自身を除く): 90398176

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 21139, 42278, 84556, 169112, 274807, 338224, 359363, 549614, 718726, 1099228, 1437452, 2198456, 2874904, 4396912, 4671719, 5749808, 9343438, 18686876, 37373752, 74747504]

約数ペア:

[(1, 74747504), (2, 37373752), (4, 18686876), (8, 9343438), (13, 5749808), (16, 4671719), (17, 4396912), (26, 2874904), (34, 2198456), (52, 1437452), (68, 1099228), (104, 718726), (136, 549614), (208, 359363), (221, 338224), (272, 274807), (442, 169112), (884, 84556), (1768, 42278), (3536, 21139)]