90705100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 207799200

約数和(自身を除く): 117094100

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 113, 115, 226, 230, 349, 452, 460, 565, 575, 698, 1130, 1150, 1396, 1745, 2260, 2300, 2599, 2825, 3490, 5198, 5650, 6980, 8027, 8725, 10396, 11300, 12995, 16054, 17450, 25990, 32108, 34900, 39437, 40135, 51980, 64975, 78874, 80270, 129950, 157748, 160540, 197185, 200675, 259900, 394370, 401350, 788740, 802700, 907051, 985925, 1814102, 1971850, 3628204, 3943700, 4535255, 9070510, 18141020, 22676275, 45352550, 90705100]

約数ペア:

[(1, 90705100), (2, 45352550), (4, 22676275), (5, 18141020), (10, 9070510), (20, 4535255), (23, 3943700), (25, 3628204), (46, 1971850), (50, 1814102), (92, 985925), (100, 907051), (113, 802700), (115, 788740), (226, 401350), (230, 394370), (349, 259900), (452, 200675), (460, 197185), (565, 160540), (575, 157748), (698, 129950), (1130, 80270), (1150, 78874), (1396, 64975), (1745, 51980), (2260, 40135), (2300, 39437), (2599, 34900), (2825, 32108), (3490, 25990), (5198, 17450), (5650, 16054), (6980, 12995), (8027, 11300), (8725, 10396)]