660680192

素因数分解:

$2^9\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 80

約数和(自身を含む): 1364256432

約数和(自身を除く): 703576240

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 97, 106, 128, 194, 212, 251, 256, 388, 424, 502, 512, 776, 848, 1004, 1552, 1696, 2008, 3104, 3392, 4016, 5141, 6208, 6784, 8032, 10282, 12416, 13303, 13568, 16064, 20564, 24347, 24832, 26606, 27136, 32128, 41128, 48694, 49664, 53212, 64256, 82256, 97388, 106424, 128512, 164512, 194776, 212848, 329024, 389552, 425696, 658048, 779104, 851392, 1290391, 1316096, 1558208, 1702784, 2580782, 2632192, 3116416, 3405568, 5161564, 6232832, 6811136, 10323128, 12465664, 20646256, 41292512, 82585024, 165170048, 330340096, 660680192]

約数ペア:

[(1, 660680192), (2, 330340096), (4, 165170048), (8, 82585024), (16, 41292512), (32, 20646256), (53, 12465664), (64, 10323128), (97, 6811136), (106, 6232832), (128, 5161564), (194, 3405568), (212, 3116416), (251, 2632192), (256, 2580782), (388, 1702784), (424, 1558208), (502, 1316096), (512, 1290391), (776, 851392), (848, 779104), (1004, 658048), (1552, 425696), (1696, 389552), (2008, 329024), (3104, 212848), (3392, 194776), (4016, 164512), (5141, 128512), (6208, 106424), (6784, 97388), (8032, 82256), (10282, 64256), (12416, 53212), (13303, 49664), (13568, 48694), (16064, 41128), (20564, 32128), (24347, 27136), (24832, 26606)]