128452600

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{22147}}^1$

素因数の和:22192

約数の個数: 48

約数和(自身を含む): 308964600

約数和(自身を除く): 180512000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 22147, 44294, 88588, 110735, 177176, 221470, 442940, 553675, 642263, 885880, 1107350, 1284526, 2214700, 2569052, 3211315, 4429400, 5138104, 6422630, 12845260, 16056575, 25690520, 32113150, 64226300, 128452600]

約数ペア:

[(1, 128452600), (2, 64226300), (4, 32113150), (5, 25690520), (8, 16056575), (10, 12845260), (20, 6422630), (25, 5138104), (29, 4429400), (40, 3211315), (50, 2569052), (58, 2214700), (100, 1284526), (116, 1107350), (145, 885880), (200, 642263), (232, 553675), (290, 442940), (580, 221470), (725, 177176), (1160, 110735), (1450, 88588), (2900, 44294), (5800, 22147)]