15661016615

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1\times {\mathrm{1523}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 19491204096

約数和(自身を除く): 3830187481

約数列:

[1, 5, 41, 103, 205, 487, 515, 1523, 2435, 4223, 7615, 19967, 21115, 50161, 62443, 99835, 156869, 250805, 312215, 741701, 784345, 2056601, 3708505, 6431629, 10283005, 30409741, 32158145, 76395203, 152048705, 381976015, 3132203323, 15661016615]

約数ペア:

[(1, 15661016615), (5, 3132203323), (41, 381976015), (103, 152048705), (205, 76395203), (487, 32158145), (515, 30409741), (1523, 10283005), (2435, 6431629), (4223, 3708505), (7615, 2056601), (19967, 784345), (21115, 741701), (50161, 312215), (62443, 250805), (99835, 156869)]