800156900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{3511}}^1$

素因数の和:3621

約数の個数: 72

約数和(自身を含む): 1810759104

約数和(自身を除く): 1010602204

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 53, 86, 100, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 1075, 1325, 2150, 2279, 2650, 3511, 4300, 4558, 5300, 7022, 9116, 11395, 14044, 17555, 22790, 35110, 45580, 56975, 70220, 87775, 113950, 150973, 175550, 186083, 227900, 301946, 351100, 372166, 603892, 744332, 754865, 930415, 1509730, 1860830, 3019460, 3721660, 3774325, 4652075, 7548650, 8001569, 9304150, 15097300, 16003138, 18608300, 32006276, 40007845, 80015690, 160031380, 200039225, 400078450, 800156900]

約数ペア:

[(1, 800156900), (2, 400078450), (4, 200039225), (5, 160031380), (10, 80015690), (20, 40007845), (25, 32006276), (43, 18608300), (50, 16003138), (53, 15097300), (86, 9304150), (100, 8001569), (106, 7548650), (172, 4652075), (212, 3774325), (215, 3721660), (265, 3019460), (430, 1860830), (530, 1509730), (860, 930415), (1060, 754865), (1075, 744332), (1325, 603892), (2150, 372166), (2279, 351100), (2650, 301946), (3511, 227900), (4300, 186083), (4558, 175550), (5300, 150973), (7022, 113950), (9116, 87775), (11395, 70220), (14044, 56975), (17555, 45580), (22790, 35110)]