803297980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{7649}}^1$

素因数の和:7806

約数の個数: 48

約数和(自身を含む): 1735020000

約数和(自身を除く): 931722020

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 295, 356, 445, 590, 890, 1180, 1780, 5251, 7649, 10502, 15298, 21004, 26255, 30596, 38245, 52510, 76490, 105020, 152980, 451291, 680761, 902582, 1361522, 1805164, 2256455, 2723044, 3403805, 4512910, 6807610, 9025820, 13615220, 40164899, 80329798, 160659596, 200824495, 401648990, 803297980]

約数ペア:

[(1, 803297980), (2, 401648990), (4, 200824495), (5, 160659596), (10, 80329798), (20, 40164899), (59, 13615220), (89, 9025820), (118, 6807610), (178, 4512910), (236, 3403805), (295, 2723044), (356, 2256455), (445, 1805164), (590, 1361522), (890, 902582), (1180, 680761), (1780, 451291), (5251, 152980), (7649, 105020), (10502, 76490), (15298, 52510), (21004, 38245), (26255, 30596)]