91225720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 214967520

約数和(自身を除く): 123741800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 530, 740, 1060, 1163, 1480, 1961, 2120, 2326, 3922, 4652, 5815, 7844, 9304, 9805, 11630, 15688, 19610, 23260, 39220, 43031, 46520, 61639, 78440, 86062, 123278, 172124, 215155, 246556, 308195, 344248, 430310, 493112, 616390, 860620, 1232780, 1721240, 2280643, 2465560, 4561286, 9122572, 11403215, 18245144, 22806430, 45612860, 91225720]

約数ペア:

[(1, 91225720), (2, 45612860), (4, 22806430), (5, 18245144), (8, 11403215), (10, 9122572), (20, 4561286), (37, 2465560), (40, 2280643), (53, 1721240), (74, 1232780), (106, 860620), (148, 616390), (185, 493112), (212, 430310), (265, 344248), (296, 308195), (370, 246556), (424, 215155), (530, 172124), (740, 123278), (1060, 86062), (1163, 78440), (1480, 61639), (1961, 46520), (2120, 43031), (2326, 39220), (3922, 23260), (4652, 19610), (5815, 15688), (7844, 11630), (9304, 9805)]