31002560

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 112

約数和(自身を含む): 80650080

約数和(自身を除く): 49647520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 136, 139, 160, 164, 170, 205, 272, 278, 320, 328, 340, 410, 544, 556, 656, 680, 695, 697, 820, 1088, 1112, 1312, 1360, 1390, 1394, 1640, 2224, 2363, 2624, 2720, 2780, 2788, 3280, 3485, 4448, 4726, 5440, 5560, 5576, 5699, 6560, 6970, 8896, 9452, 11120, 11152, 11398, 11815, 13120, 13940, 18904, 22240, 22304, 22796, 23630, 27880, 28495, 37808, 44480, 44608, 45592, 47260, 55760, 56990, 75616, 91184, 94520, 96883, 111520, 113980, 151232, 182368, 189040, 193766, 223040, 227960, 364736, 378080, 387532, 455920, 484415, 756160, 775064, 911840, 968830, 1550128, 1823680, 1937660, 3100256, 3875320, 6200512, 7750640, 15501280, 31002560]

約数ペア:

[(1, 31002560), (2, 15501280), (4, 7750640), (5, 6200512), (8, 3875320), (10, 3100256), (16, 1937660), (17, 1823680), (20, 1550128), (32, 968830), (34, 911840), (40, 775064), (41, 756160), (64, 484415), (68, 455920), (80, 387532), (82, 378080), (85, 364736), (136, 227960), (139, 223040), (160, 193766), (164, 189040), (170, 182368), (205, 151232), (272, 113980), (278, 111520), (320, 96883), (328, 94520), (340, 91184), (410, 75616), (544, 56990), (556, 55760), (656, 47260), (680, 45592), (695, 44608), (697, 44480), (820, 37808), (1088, 28495), (1112, 27880), (1312, 23630), (1360, 22796), (1390, 22304), (1394, 22240), (1640, 18904), (2224, 13940), (2363, 13120), (2624, 11815), (2720, 11398), (2780, 11152), (2788, 11120), (3280, 9452), (3485, 8896), (4448, 6970), (4726, 6560), (5440, 5699), (5560, 5576)]