80865872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{5039}}^1$

素因数の和:5123

約数の個数: 40

約数和(自身を含む): 168739200

約数和(自身を除く): 87873328

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 2006, 4012, 5039, 8024, 10078, 16048, 20156, 40312, 80624, 85663, 171326, 297301, 342652, 594602, 685304, 1189204, 1370608, 2378408, 4756816, 5054117, 10108234, 20216468, 40432936, 80865872]

約数ペア:

[(1, 80865872), (2, 40432936), (4, 20216468), (8, 10108234), (16, 5054117), (17, 4756816), (34, 2378408), (59, 1370608), (68, 1189204), (118, 685304), (136, 594602), (236, 342652), (272, 297301), (472, 171326), (944, 85663), (1003, 80624), (2006, 40312), (4012, 20156), (5039, 16048), (8024, 10078)]