671939864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 1352332800

約数和(自身を除く): 680392936

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 167, 206, 257, 334, 412, 514, 668, 824, 1028, 1336, 1957, 2056, 3173, 3914, 4883, 6346, 7828, 9766, 12692, 15656, 17201, 19532, 25384, 26471, 34402, 39064, 42919, 52942, 68804, 85838, 105884, 137608, 171676, 211768, 326819, 343352, 502949, 653638, 815461, 1005898, 1307276, 1630922, 2011796, 2614552, 3261844, 4023592, 4420657, 6523688, 8841314, 17682628, 35365256, 83992483, 167984966, 335969932, 671939864]

約数ペア:

[(1, 671939864), (2, 335969932), (4, 167984966), (8, 83992483), (19, 35365256), (38, 17682628), (76, 8841314), (103, 6523688), (152, 4420657), (167, 4023592), (206, 3261844), (257, 2614552), (334, 2011796), (412, 1630922), (514, 1307276), (668, 1005898), (824, 815461), (1028, 653638), (1336, 502949), (1957, 343352), (2056, 326819), (3173, 211768), (3914, 171676), (4883, 137608), (6346, 105884), (7828, 85838), (9766, 68804), (12692, 52942), (15656, 42919), (17201, 39064), (19532, 34402), (25384, 26471)]