251100980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{965773}}^1$

素因数の和:965795

約数の個数: 24

約数和(自身を含む): 567875112

約数和(自身を除く): 316774132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 965773, 1931546, 3863092, 4828865, 9657730, 12555049, 19315460, 25110098, 50220196, 62775245, 125550490, 251100980]

約数ペア:

[(1, 251100980), (2, 125550490), (4, 62775245), (5, 50220196), (10, 25110098), (13, 19315460), (20, 12555049), (26, 9657730), (52, 4828865), (65, 3863092), (130, 1931546), (260, 965773)]