81302700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{11783}}^1$

素因数の和:11823

約数の個数: 72

約数和(自身を含む): 245484288

約数和(自身を除く): 164181588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 3450, 6900, 11783, 23566, 35349, 47132, 58915, 70698, 117830, 141396, 176745, 235660, 271009, 294575, 353490, 542018, 589150, 706980, 813027, 883725, 1084036, 1178300, 1355045, 1626054, 1767450, 2710090, 3252108, 3534900, 4065135, 5420180, 6775225, 8130270, 13550450, 16260540, 20325675, 27100900, 40651350, 81302700]

約数ペア:

[(1, 81302700), (2, 40651350), (3, 27100900), (4, 20325675), (5, 16260540), (6, 13550450), (10, 8130270), (12, 6775225), (15, 5420180), (20, 4065135), (23, 3534900), (25, 3252108), (30, 2710090), (46, 1767450), (50, 1626054), (60, 1355045), (69, 1178300), (75, 1084036), (92, 883725), (100, 813027), (115, 706980), (138, 589150), (150, 542018), (230, 353490), (276, 294575), (300, 271009), (345, 235660), (460, 176745), (575, 141396), (690, 117830), (1150, 70698), (1380, 58915), (1725, 47132), (2300, 35349), (3450, 23566), (6900, 11783)]