4998889125425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{4900031}}^1$

素因数の和:4900170

約数の個数: 48

約数和(自身を含む): 6924254819328

約数和(自身を除く): 1925365693903

約数列:

[1, 5, 13, 25, 43, 65, 73, 215, 325, 365, 559, 949, 1075, 1825, 2795, 3139, 4745, 13975, 15695, 23725, 40807, 78475, 204035, 1020175, 4900031, 24500155, 63700403, 122500775, 210701333, 318502015, 357702263, 1053506665, 1592510075, 1788511315, 2739117329, 4650129419, 5267533325, 8942556575, 13695586645, 15381197309, 23250647095, 68477933225, 76905986545, 116253235475, 199955565017, 384529932725, 999777825085, 4998889125425]

約数ペア:

[(1, 4998889125425), (5, 999777825085), (13, 384529932725), (25, 199955565017), (43, 116253235475), (65, 76905986545), (73, 68477933225), (215, 23250647095), (325, 15381197309), (365, 13695586645), (559, 8942556575), (949, 5267533325), (1075, 4650129419), (1825, 2739117329), (2795, 1788511315), (3139, 1592510075), (4745, 1053506665), (13975, 357702263), (15695, 318502015), (23725, 210701333), (40807, 122500775), (78475, 63700403), (204035, 24500155), (1020175, 4900031)]