89746528

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 180956160

約数和(自身を除く): 91209632

約数列:

[1, 2, 4, 8, 16, 32, 79, 131, 158, 262, 271, 316, 524, 542, 632, 1048, 1084, 1264, 2096, 2168, 2528, 4192, 4336, 8672, 10349, 20698, 21409, 35501, 41396, 42818, 71002, 82792, 85636, 142004, 165584, 171272, 284008, 331168, 342544, 568016, 685088, 1136032, 2804579, 5609158, 11218316, 22436632, 44873264, 89746528]

約数ペア:

[(1, 89746528), (2, 44873264), (4, 22436632), (8, 11218316), (16, 5609158), (32, 2804579), (79, 1136032), (131, 685088), (158, 568016), (262, 342544), (271, 331168), (316, 284008), (524, 171272), (542, 165584), (632, 142004), (1048, 85636), (1084, 82792), (1264, 71002), (2096, 42818), (2168, 41396), (2528, 35501), (4192, 21409), (4336, 20698), (8672, 10349)]