25677980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 56125440

約数和(自身を除く): 30447460

約数列:

[1, 2, 4, 5, 10, 20, 47, 59, 94, 118, 188, 235, 236, 295, 463, 470, 590, 926, 940, 1180, 1852, 2315, 2773, 4630, 5546, 9260, 11092, 13865, 21761, 27317, 27730, 43522, 54634, 55460, 87044, 108805, 109268, 136585, 217610, 273170, 435220, 546340, 1283899, 2567798, 5135596, 6419495, 12838990, 25677980]

約数ペア:

[(1, 25677980), (2, 12838990), (4, 6419495), (5, 5135596), (10, 2567798), (20, 1283899), (47, 546340), (59, 435220), (94, 273170), (118, 217610), (188, 136585), (235, 109268), (236, 108805), (295, 87044), (463, 55460), (470, 54634), (590, 43522), (926, 27730), (940, 27317), (1180, 21761), (1852, 13865), (2315, 11092), (2773, 9260), (4630, 5546)]