161571550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20071}}^1$

素因数の和:20113

約数の個数: 48

約数和(自身を含む): 358405632

約数和(自身を除く): 196834082

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 4025, 8050, 20071, 40142, 100355, 140497, 200710, 280994, 461633, 501775, 702485, 923266, 1003550, 1404970, 2308165, 3231431, 3512425, 4616330, 6462862, 7024850, 11540825, 16157155, 23081650, 32314310, 80785775, 161571550]

約数ペア:

[(1, 161571550), (2, 80785775), (5, 32314310), (7, 23081650), (10, 16157155), (14, 11540825), (23, 7024850), (25, 6462862), (35, 4616330), (46, 3512425), (50, 3231431), (70, 2308165), (115, 1404970), (161, 1003550), (175, 923266), (230, 702485), (322, 501775), (350, 461633), (575, 280994), (805, 200710), (1150, 140497), (1610, 100355), (4025, 40142), (8050, 20071)]