25217120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 64447488

約数和(自身を除く): 39230368

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 73, 80, 85, 127, 136, 146, 160, 170, 254, 272, 292, 340, 365, 508, 544, 584, 635, 680, 730, 1016, 1168, 1241, 1270, 1360, 1460, 2032, 2159, 2336, 2482, 2540, 2720, 2920, 4064, 4318, 4964, 5080, 5840, 6205, 8636, 9271, 9928, 10160, 10795, 11680, 12410, 17272, 18542, 19856, 20320, 21590, 24820, 34544, 37084, 39712, 43180, 46355, 49640, 69088, 74168, 86360, 92710, 99280, 148336, 157607, 172720, 185420, 198560, 296672, 315214, 345440, 370840, 630428, 741680, 788035, 1260856, 1483360, 1576070, 2521712, 3152140, 5043424, 6304280, 12608560, 25217120]

約数ペア:

[(1, 25217120), (2, 12608560), (4, 6304280), (5, 5043424), (8, 3152140), (10, 2521712), (16, 1576070), (17, 1483360), (20, 1260856), (32, 788035), (34, 741680), (40, 630428), (68, 370840), (73, 345440), (80, 315214), (85, 296672), (127, 198560), (136, 185420), (146, 172720), (160, 157607), (170, 148336), (254, 99280), (272, 92710), (292, 86360), (340, 74168), (365, 69088), (508, 49640), (544, 46355), (584, 43180), (635, 39712), (680, 37084), (730, 34544), (1016, 24820), (1168, 21590), (1241, 20320), (1270, 19856), (1360, 18542), (1460, 17272), (2032, 12410), (2159, 11680), (2336, 10795), (2482, 10160), (2540, 9928), (2720, 9271), (2920, 8636), (4064, 6205), (4318, 5840), (4964, 5080)]