68230760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131213}}^1$

素因数の和:131237

約数の個数: 32

約数和(自身を含む): 165329640

約数和(自身を除く): 97098880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 131213, 262426, 524852, 656065, 1049704, 1312130, 1705769, 2624260, 3411538, 5248520, 6823076, 8528845, 13646152, 17057690, 34115380, 68230760]

約数ペア:

[(1, 68230760), (2, 34115380), (4, 17057690), (5, 13646152), (8, 8528845), (10, 6823076), (13, 5248520), (20, 3411538), (26, 2624260), (40, 1705769), (52, 1312130), (65, 1049704), (104, 656065), (130, 524852), (260, 262426), (520, 131213)]