1288310.00000000

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 103493376

約数和(自身を除く): 59910476

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 310, 340, 425, 527, 620, 775, 827, 850, 1054, 1550, 1654, 1700, 2108, 2635, 3100, 3308, 4135, 5270, 8270, 10540, 13175, 14059, 16540, 20675, 25637, 26350, 28118, 41350, 51274, 52700, 56236, 70295, 82700, 102548, 128185, 140590, 256370, 281180, 351475, 435829, 512740, 640925, 702950, 871658, 1281850, 1405900, 1743316, 2179145, 2563700, 4358290, 8716580, 10895725, 21791450, 43582900]

約数ペア:

[(1, 43582900), (2, 21791450), (4, 10895725), (5, 8716580), (10, 4358290), (17, 2563700), (20, 2179145), (25, 1743316), (31, 1405900), (34, 1281850), (50, 871658), (62, 702950), (68, 640925), (85, 512740), (100, 435829), (124, 351475), (155, 281180), (170, 256370), (310, 140590), (340, 128185), (425, 102548), (527, 82700), (620, 70295), (775, 56236), (827, 52700), (850, 51274), (1054, 41350), (1550, 28118), (1654, 26350), (1700, 25637), (2108, 20675), (2635, 16540), (3100, 14059), (3308, 13175), (4135, 10540), (5270, 8270)]