15626000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:637

約数の個数: 80

約数和(自身を含む): 40757808

約数和(自身を除く): 25131808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 601, 650, 1000, 1040, 1202, 1300, 1625, 2000, 2404, 2600, 3005, 3250, 4808, 5200, 6010, 6500, 7813, 9616, 12020, 13000, 15025, 15626, 24040, 26000, 30050, 31252, 39065, 48080, 60100, 62504, 75125, 78130, 120200, 125008, 150250, 156260, 195325, 240400, 300500, 312520, 390650, 601000, 625040, 781300, 976625, 1202000, 1562600, 1953250, 3125200, 3906500, 7813000, 15626000]

約数ペア:

[(1, 15626000), (2, 7813000), (4, 3906500), (5, 3125200), (8, 1953250), (10, 1562600), (13, 1202000), (16, 976625), (20, 781300), (25, 625040), (26, 601000), (40, 390650), (50, 312520), (52, 300500), (65, 240400), (80, 195325), (100, 156260), (104, 150250), (125, 125008), (130, 120200), (200, 78130), (208, 75125), (250, 62504), (260, 60100), (325, 48080), (400, 39065), (500, 31252), (520, 30050), (601, 26000), (650, 24040), (1000, 15626), (1040, 15025), (1202, 13000), (1300, 12020), (1625, 9616), (2000, 7813), (2404, 6500), (2600, 6010), (3005, 5200), (3250, 4808)]