89173760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 241061184

約数和(自身を除く): 151887424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 233, 256, 260, 299, 320, 368, 416, 460, 466, 520, 598, 640, 736, 832, 920, 932, 1040, 1165, 1196, 1280, 1472, 1495, 1664, 1840, 1864, 2080, 2330, 2392, 2944, 2990, 3029, 3328, 3680, 3728, 4160, 4660, 4784, 5359, 5888, 5980, 6058, 7360, 7456, 8320, 9320, 9568, 10718, 11960, 12116, 14720, 14912, 15145, 16640, 18640, 19136, 21436, 23920, 24232, 26795, 29440, 29824, 30290, 37280, 38272, 42872, 47840, 48464, 53590, 59648, 60580, 69667, 74560, 76544, 85744, 95680, 96928, 107180, 121160, 139334, 149120, 171488, 191360, 193856, 214360, 242320, 278668, 298240, 342976, 348335, 382720, 387712, 428720, 484640, 557336, 685952, 696670, 775424, 857440, 969280, 1114672, 1371904, 1393340, 1714880, 1938560, 2229344, 2786680, 3429760, 3877120, 4458688, 5573360, 6859520, 8917376, 11146720, 17834752, 22293440, 44586880, 89173760]

約数ペア:

[(1, 89173760), (2, 44586880), (4, 22293440), (5, 17834752), (8, 11146720), (10, 8917376), (13, 6859520), (16, 5573360), (20, 4458688), (23, 3877120), (26, 3429760), (32, 2786680), (40, 2229344), (46, 1938560), (52, 1714880), (64, 1393340), (65, 1371904), (80, 1114672), (92, 969280), (104, 857440), (115, 775424), (128, 696670), (130, 685952), (160, 557336), (184, 484640), (208, 428720), (230, 387712), (233, 382720), (256, 348335), (260, 342976), (299, 298240), (320, 278668), (368, 242320), (416, 214360), (460, 193856), (466, 191360), (520, 171488), (598, 149120), (640, 139334), (736, 121160), (832, 107180), (920, 96928), (932, 95680), (1040, 85744), (1165, 76544), (1196, 74560), (1280, 69667), (1472, 60580), (1495, 59648), (1664, 53590), (1840, 48464), (1864, 47840), (2080, 42872), (2330, 38272), (2392, 37280), (2944, 30290), (2990, 29824), (3029, 29440), (3328, 26795), (3680, 24232), (3728, 23920), (4160, 21436), (4660, 19136), (4784, 18640), (5359, 16640), (5888, 15145), (5980, 14912), (6058, 14720), (7360, 12116), (7456, 11960), (8320, 10718), (9320, 9568)]