42847040

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:795

約数の個数: 56

約数和(自身を含む): 102623112

約数和(自身を除く): 59776072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 521, 1028, 1042, 1285, 2056, 2084, 2570, 2605, 4112, 4168, 5140, 5210, 8224, 8336, 10280, 10420, 16448, 16672, 20560, 20840, 33344, 41120, 41680, 82240, 83360, 133897, 166720, 267794, 535588, 669485, 1071176, 1338970, 2142352, 2677940, 4284704, 5355880, 8569408, 10711760, 21423520, 42847040]

約数ペア:

[(1, 42847040), (2, 21423520), (4, 10711760), (5, 8569408), (8, 5355880), (10, 4284704), (16, 2677940), (20, 2142352), (32, 1338970), (40, 1071176), (64, 669485), (80, 535588), (160, 267794), (257, 166720), (320, 133897), (514, 83360), (521, 82240), (1028, 41680), (1042, 41120), (1285, 33344), (2056, 20840), (2084, 20560), (2570, 16672), (2605, 16448), (4112, 10420), (4168, 10280), (5140, 8336), (5210, 8224)]