25311040

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 66568320

約数和(自身を除く): 41257280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 152, 160, 181, 184, 190, 230, 304, 320, 362, 368, 380, 437, 460, 608, 724, 736, 760, 874, 905, 920, 1216, 1448, 1472, 1520, 1748, 1810, 1840, 2185, 2896, 3040, 3439, 3496, 3620, 3680, 4163, 4370, 5792, 6080, 6878, 6992, 7240, 7360, 8326, 8740, 11584, 13756, 13984, 14480, 16652, 17195, 17480, 20815, 27512, 27968, 28960, 33304, 34390, 34960, 41630, 55024, 57920, 66608, 68780, 69920, 79097, 83260, 110048, 133216, 137560, 139840, 158194, 166520, 220096, 266432, 275120, 316388, 333040, 395485, 550240, 632776, 666080, 790970, 1100480, 1265552, 1332160, 1581940, 2531104, 3163880, 5062208, 6327760, 12655520, 25311040]

約数ペア:

[(1, 25311040), (2, 12655520), (4, 6327760), (5, 5062208), (8, 3163880), (10, 2531104), (16, 1581940), (19, 1332160), (20, 1265552), (23, 1100480), (32, 790970), (38, 666080), (40, 632776), (46, 550240), (64, 395485), (76, 333040), (80, 316388), (92, 275120), (95, 266432), (115, 220096), (152, 166520), (160, 158194), (181, 139840), (184, 137560), (190, 133216), (230, 110048), (304, 83260), (320, 79097), (362, 69920), (368, 68780), (380, 66608), (437, 57920), (460, 55024), (608, 41630), (724, 34960), (736, 34390), (760, 33304), (874, 28960), (905, 27968), (920, 27512), (1216, 20815), (1448, 17480), (1472, 17195), (1520, 16652), (1748, 14480), (1810, 13984), (1840, 13756), (2185, 11584), (2896, 8740), (3040, 8326), (3439, 7360), (3496, 7240), (3620, 6992), (3680, 6878), (4163, 6080), (4370, 5792)]