25386712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 55248480

約数和(自身を除く): 29861768

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 83, 104, 136, 166, 173, 221, 332, 346, 442, 664, 692, 884, 1079, 1384, 1411, 1768, 2158, 2249, 2822, 2941, 4316, 4498, 5644, 5882, 8632, 8996, 11288, 11764, 14359, 17992, 18343, 23528, 28718, 36686, 38233, 57436, 73372, 76466, 114872, 146744, 152932, 186667, 244103, 305864, 373334, 488206, 746668, 976412, 1493336, 1952824, 3173339, 6346678, 12693356, 25386712]

約数ペア:

[(1, 25386712), (2, 12693356), (4, 6346678), (8, 3173339), (13, 1952824), (17, 1493336), (26, 976412), (34, 746668), (52, 488206), (68, 373334), (83, 305864), (104, 244103), (136, 186667), (166, 152932), (173, 146744), (221, 114872), (332, 76466), (346, 73372), (442, 57436), (664, 38233), (692, 36686), (884, 28718), (1079, 23528), (1384, 18343), (1411, 17992), (1768, 14359), (2158, 11764), (2249, 11288), (2822, 8996), (2941, 8632), (4316, 5882), (4498, 5644)]