201531304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 423642240

約数和(自身を除く): 222110936

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 83, 104, 148, 166, 296, 332, 481, 631, 664, 962, 1079, 1262, 1924, 2158, 2524, 3071, 3848, 4316, 5048, 6142, 8203, 8632, 12284, 16406, 23347, 24568, 32812, 39923, 46694, 52373, 65624, 79846, 93388, 104746, 159692, 186776, 209492, 303511, 319384, 418984, 607022, 680849, 1214044, 1361698, 1937801, 2428088, 2723396, 3875602, 5446792, 7751204, 15502408, 25191413, 50382826, 100765652, 201531304]

約数ペア:

[(1, 201531304), (2, 100765652), (4, 50382826), (8, 25191413), (13, 15502408), (26, 7751204), (37, 5446792), (52, 3875602), (74, 2723396), (83, 2428088), (104, 1937801), (148, 1361698), (166, 1214044), (296, 680849), (332, 607022), (481, 418984), (631, 319384), (664, 303511), (962, 209492), (1079, 186776), (1262, 159692), (1924, 104746), (2158, 93388), (2524, 79846), (3071, 65624), (3848, 52373), (4316, 46694), (5048, 39923), (6142, 32812), (8203, 24568), (8632, 23347), (12284, 16406)]