81254928

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{27751}}^1$

素因数の和:27823

約数の個数: 40

約数和(自身を含む): 213357376

約数和(自身を除く): 132102448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 27751, 55502, 83253, 111004, 166506, 222008, 333012, 444016, 666024, 1332048, 1692811, 3385622, 5078433, 6771244, 10156866, 13542488, 20313732, 27084976, 40627464, 81254928]

約数ペア:

[(1, 81254928), (2, 40627464), (3, 27084976), (4, 20313732), (6, 13542488), (8, 10156866), (12, 6771244), (16, 5078433), (24, 3385622), (48, 1692811), (61, 1332048), (122, 666024), (183, 444016), (244, 333012), (366, 222008), (488, 166506), (732, 111004), (976, 83253), (1464, 55502), (2928, 27751)]