201085600

素因数分解:

$2^5\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1601}}^1$

素因数の和:1778

約数の個数: 72

約数和(自身を含む): 494335548

約数和(自身を除く): 293249948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 157, 160, 200, 314, 400, 628, 785, 800, 1256, 1570, 1601, 2512, 3140, 3202, 3925, 5024, 6280, 6404, 7850, 8005, 12560, 12808, 15700, 16010, 25120, 25616, 31400, 32020, 40025, 51232, 62800, 64040, 80050, 125600, 128080, 160100, 251357, 256160, 320200, 502714, 640400, 1005428, 1256785, 1280800, 2010856, 2513570, 4021712, 5027140, 6283925, 8043424, 10054280, 12567850, 20108560, 25135700, 40217120, 50271400, 100542800, 201085600]

約数ペア:

[(1, 201085600), (2, 100542800), (4, 50271400), (5, 40217120), (8, 25135700), (10, 20108560), (16, 12567850), (20, 10054280), (25, 8043424), (32, 6283925), (40, 5027140), (50, 4021712), (80, 2513570), (100, 2010856), (157, 1280800), (160, 1256785), (200, 1005428), (314, 640400), (400, 502714), (628, 320200), (785, 256160), (800, 251357), (1256, 160100), (1570, 128080), (1601, 125600), (2512, 80050), (3140, 64040), (3202, 62800), (3925, 51232), (5024, 40025), (6280, 32020), (6404, 31400), (7850, 25616), (8005, 25120), (12560, 16010), (12808, 15700)]