207360985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 304819200

約数和(自身を除く): 97458215

約数列:

[1, 5, 13, 17, 23, 41, 65, 85, 115, 199, 205, 221, 299, 391, 533, 697, 943, 995, 1105, 1495, 1955, 2587, 2665, 3383, 3485, 4577, 4715, 5083, 8159, 9061, 12259, 12935, 16031, 16915, 22885, 25415, 40795, 43979, 45305, 59501, 61295, 77809, 80155, 106067, 138703, 187657, 208403, 219895, 297505, 389045, 530335, 693515, 938285, 1011517, 1042015, 1803139, 2439541, 3190169, 5057585, 9015695, 12197705, 15950845, 41472197, 207360985]

約数ペア:

[(1, 207360985), (5, 41472197), (13, 15950845), (17, 12197705), (23, 9015695), (41, 5057585), (65, 3190169), (85, 2439541), (115, 1803139), (199, 1042015), (205, 1011517), (221, 938285), (299, 693515), (391, 530335), (533, 389045), (697, 297505), (943, 219895), (995, 208403), (1105, 187657), (1495, 138703), (1955, 106067), (2587, 80155), (2665, 77809), (3383, 61295), (3485, 59501), (4577, 45305), (4715, 43979), (5083, 40795), (8159, 25415), (9061, 22885), (12259, 16915), (12935, 16031)]