81702296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2251}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 165522000

約数和(自身を除く): 83819704

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 698, 1396, 2251, 2792, 4502, 4537, 9004, 9074, 18008, 18148, 29263, 36296, 58526, 117052, 234104, 785599, 1571198, 3142396, 6284792, 10212787, 20425574, 40851148, 81702296]

約数ペア:

[(1, 81702296), (2, 40851148), (4, 20425574), (8, 10212787), (13, 6284792), (26, 3142396), (52, 1571198), (104, 785599), (349, 234104), (698, 117052), (1396, 58526), (2251, 36296), (2792, 29263), (4502, 18148), (4537, 18008), (9004, 9074)]