203438300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{156491}}^1$

素因数の和:156518

約数の個数: 36

約数和(自身を含む): 475422696

約数和(自身を除く): 271984396

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 156491, 312982, 625964, 782455, 1564910, 2034383, 3129820, 3912275, 4068766, 7824550, 8137532, 10171915, 15649100, 20343830, 40687660, 50859575, 101719150, 203438300]

約数ペア:

[(1, 203438300), (2, 101719150), (4, 50859575), (5, 40687660), (10, 20343830), (13, 15649100), (20, 10171915), (25, 8137532), (26, 7824550), (50, 4068766), (52, 3912275), (65, 3129820), (100, 2034383), (130, 1564910), (260, 782455), (325, 625964), (650, 312982), (1300, 156491)]