161494730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 325099008

約数和(自身を除く): 163604278

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 103, 115, 170, 206, 230, 391, 401, 515, 782, 802, 1030, 1751, 1955, 2005, 2369, 3502, 3910, 4010, 4738, 6817, 8755, 9223, 11845, 13634, 17510, 18446, 23690, 34085, 40273, 41303, 46115, 68170, 80546, 82606, 92230, 156791, 201365, 206515, 313582, 402730, 413030, 702151, 783955, 949969, 1404302, 1567910, 1899938, 3510755, 4749845, 7021510, 9499690, 16149473, 32298946, 80747365, 161494730]

約数ペア:

[(1, 161494730), (2, 80747365), (5, 32298946), (10, 16149473), (17, 9499690), (23, 7021510), (34, 4749845), (46, 3510755), (85, 1899938), (103, 1567910), (115, 1404302), (170, 949969), (206, 783955), (230, 702151), (391, 413030), (401, 402730), (515, 313582), (782, 206515), (802, 201365), (1030, 156791), (1751, 92230), (1955, 82606), (2005, 80546), (2369, 68170), (3502, 46115), (3910, 41303), (4010, 40273), (4738, 34085), (6817, 23690), (8755, 18446), (9223, 17510), (11845, 13634)]