145619840

素因数分解:

$2^7\times 5^1\times {\mathrm{227531}}^1$

素因数の和:227550

約数の個数: 32

約数和(自身を含む): 348123960

約数和(自身を除く): 202504120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 227531, 455062, 910124, 1137655, 1820248, 2275310, 3640496, 4550620, 7280992, 9101240, 14561984, 18202480, 29123968, 36404960, 72809920, 145619840]

約数ペア:

[(1, 145619840), (2, 72809920), (4, 36404960), (5, 29123968), (8, 18202480), (10, 14561984), (16, 9101240), (20, 7280992), (32, 4550620), (40, 3640496), (64, 2275310), (80, 1820248), (128, 1137655), (160, 910124), (320, 455062), (640, 227531)]