89569900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 223596800

約数和(自身を除く): 134026900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 199, 350, 398, 643, 700, 796, 995, 1286, 1393, 1990, 2572, 2786, 3215, 3980, 4501, 4975, 5572, 6430, 6965, 9002, 9950, 12860, 13930, 16075, 18004, 19900, 22505, 27860, 32150, 34825, 45010, 64300, 69650, 90020, 112525, 127957, 139300, 225050, 255914, 450100, 511828, 639785, 895699, 1279570, 1791398, 2559140, 3198925, 3582796, 4478495, 6397850, 8956990, 12795700, 17913980, 22392475, 44784950, 89569900]

約数ペア:

[(1, 89569900), (2, 44784950), (4, 22392475), (5, 17913980), (7, 12795700), (10, 8956990), (14, 6397850), (20, 4478495), (25, 3582796), (28, 3198925), (35, 2559140), (50, 1791398), (70, 1279570), (100, 895699), (140, 639785), (175, 511828), (199, 450100), (350, 255914), (398, 225050), (643, 139300), (700, 127957), (796, 112525), (995, 90020), (1286, 69650), (1393, 64300), (1990, 45010), (2572, 34825), (2786, 32150), (3215, 27860), (3980, 22505), (4501, 19900), (4975, 18004), (5572, 16075), (6430, 13930), (6965, 12860), (9002, 9950)]