9701900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 24060960

約数和(自身を除く): 14359060

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 439, 442, 650, 850, 878, 884, 1105, 1300, 1700, 1756, 2195, 2210, 4390, 4420, 5525, 5707, 7463, 8780, 10975, 11050, 11414, 14926, 21950, 22100, 22828, 28535, 29852, 37315, 43900, 57070, 74630, 97019, 114140, 142675, 149260, 186575, 194038, 285350, 373150, 388076, 485095, 570700, 746300, 970190, 1940380, 2425475, 4850950, 9701900]

約数ペア:

[(1, 9701900), (2, 4850950), (4, 2425475), (5, 1940380), (10, 970190), (13, 746300), (17, 570700), (20, 485095), (25, 388076), (26, 373150), (34, 285350), (50, 194038), (52, 186575), (65, 149260), (68, 142675), (85, 114140), (100, 97019), (130, 74630), (170, 57070), (221, 43900), (260, 37315), (325, 29852), (340, 28535), (425, 22828), (439, 22100), (442, 21950), (650, 14926), (850, 11414), (878, 11050), (884, 10975), (1105, 8780), (1300, 7463), (1700, 5707), (1756, 5525), (2195, 4420), (2210, 4390)]