25538080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 65726640

約数和(自身を除く): 40188560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 229, 272, 328, 340, 410, 458, 544, 656, 680, 697, 820, 916, 1145, 1312, 1360, 1394, 1640, 1832, 2290, 2720, 2788, 3280, 3485, 3664, 3893, 4580, 5576, 6560, 6970, 7328, 7786, 9160, 9389, 11152, 13940, 15572, 18320, 18778, 19465, 22304, 27880, 31144, 36640, 37556, 38930, 46945, 55760, 62288, 75112, 77860, 93890, 111520, 124576, 150224, 155720, 159613, 187780, 300448, 311440, 319226, 375560, 622880, 638452, 751120, 798065, 1276904, 1502240, 1596130, 2553808, 3192260, 5107616, 6384520, 12769040, 25538080]

約数ペア:

[(1, 25538080), (2, 12769040), (4, 6384520), (5, 5107616), (8, 3192260), (10, 2553808), (16, 1596130), (17, 1502240), (20, 1276904), (32, 798065), (34, 751120), (40, 638452), (41, 622880), (68, 375560), (80, 319226), (82, 311440), (85, 300448), (136, 187780), (160, 159613), (164, 155720), (170, 150224), (205, 124576), (229, 111520), (272, 93890), (328, 77860), (340, 75112), (410, 62288), (458, 55760), (544, 46945), (656, 38930), (680, 37556), (697, 36640), (820, 31144), (916, 27880), (1145, 22304), (1312, 19465), (1360, 18778), (1394, 18320), (1640, 15572), (1832, 13940), (2290, 11152), (2720, 9389), (2788, 9160), (3280, 7786), (3485, 7328), (3664, 6970), (3893, 6560), (4580, 5576)]