20145142664

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{6421}}^1$

素因数の和:6543

約数の個数: 96

約数和(自身を含む): 42585566400

約数和(自身を除く): 22440423736

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 59, 68, 92, 118, 136, 184, 236, 289, 391, 472, 578, 782, 1003, 1156, 1357, 1564, 2006, 2312, 2714, 3128, 4012, 5428, 6421, 6647, 8024, 10856, 12842, 13294, 17051, 23069, 25684, 26588, 34102, 46138, 51368, 53176, 68204, 92276, 109157, 136408, 147683, 184552, 218314, 295366, 378839, 392173, 436628, 590732, 757678, 784346, 873256, 1181464, 1515356, 1568692, 1855669, 2510611, 3030712, 3137384, 3711338, 5021222, 6440263, 7422676, 8713297, 10042444, 12880526, 14845352, 17426594, 20084888, 25761052, 34853188, 42680387, 51522104, 69706376, 85360774, 109484471, 148126049, 170721548, 218968942, 296252098, 341443096, 437937884, 592504196, 875875768, 1185008392, 2518142833, 5036285666, 10072571332, 20145142664]

約数ペア:

[(1, 20145142664), (2, 10072571332), (4, 5036285666), (8, 2518142833), (17, 1185008392), (23, 875875768), (34, 592504196), (46, 437937884), (59, 341443096), (68, 296252098), (92, 218968942), (118, 170721548), (136, 148126049), (184, 109484471), (236, 85360774), (289, 69706376), (391, 51522104), (472, 42680387), (578, 34853188), (782, 25761052), (1003, 20084888), (1156, 17426594), (1357, 14845352), (1564, 12880526), (2006, 10042444), (2312, 8713297), (2714, 7422676), (3128, 6440263), (4012, 5021222), (5428, 3711338), (6421, 3137384), (6647, 3030712), (8024, 2510611), (10856, 1855669), (12842, 1568692), (13294, 1515356), (17051, 1181464), (23069, 873256), (25684, 784346), (26588, 757678), (34102, 590732), (46138, 436628), (51368, 392173), (53176, 378839), (68204, 295366), (92276, 218314), (109157, 184552), (136408, 147683)]