90018070

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{563}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 165680640

約数和(自身を除く): 75662570

約数列:

[1, 2, 5, 10, 59, 118, 271, 295, 542, 563, 590, 1126, 1355, 2710, 2815, 5630, 15989, 31978, 33217, 66434, 79945, 152573, 159890, 166085, 305146, 332170, 762865, 1525730, 9001807, 18003614, 45009035, 90018070]

約数ペア:

[(1, 90018070), (2, 45009035), (5, 18003614), (10, 9001807), (59, 1525730), (118, 762865), (271, 332170), (295, 305146), (542, 166085), (563, 159890), (590, 152573), (1126, 79945), (1355, 66434), (2710, 33217), (2815, 31978), (5630, 15989)]