145296520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157931}}^1$

素因数の和:157965

約数の個数: 32

約数和(自身を含む): 341133120

約数和(自身を除く): 195836600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 157931, 315862, 631724, 789655, 1263448, 1579310, 3158620, 3632413, 6317240, 7264826, 14529652, 18162065, 29059304, 36324130, 72648260, 145296520]

約数ペア:

[(1, 145296520), (2, 72648260), (4, 36324130), (5, 29059304), (8, 18162065), (10, 14529652), (20, 7264826), (23, 6317240), (40, 3632413), (46, 3158620), (92, 1579310), (115, 1263448), (184, 789655), (230, 631724), (460, 315862), (920, 157931)]