678742535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{751}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 883630080

約数和(自身を除く): 204887545

約数列:

[1, 5, 23, 29, 115, 145, 271, 667, 751, 1355, 3335, 3755, 6233, 7859, 17273, 21779, 31165, 39295, 86365, 108895, 180757, 203521, 500917, 903785, 1017605, 2504585, 4680983, 5902109, 23404915, 29510545, 135748507, 678742535]

約数ペア:

[(1, 678742535), (5, 135748507), (23, 29510545), (29, 23404915), (115, 5902109), (145, 4680983), (271, 2504585), (667, 1017605), (751, 903785), (1355, 500917), (3335, 203521), (3755, 180757), (6233, 108895), (7859, 86365), (17273, 39295), (21779, 31165)]