72813760

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1793

約数の個数: 56

約数和(自身を含む): 174741840

約数和(自身を除く): 101928080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1390, 1637, 2224, 2780, 3274, 4448, 5560, 6548, 8185, 8896, 11120, 13096, 16370, 22240, 26192, 32740, 44480, 52384, 65480, 104768, 130960, 227543, 261920, 455086, 523840, 910172, 1137715, 1820344, 2275430, 3640688, 4550860, 7281376, 9101720, 14562752, 18203440, 36406880, 72813760]

約数ペア:

[(1, 72813760), (2, 36406880), (4, 18203440), (5, 14562752), (8, 9101720), (10, 7281376), (16, 4550860), (20, 3640688), (32, 2275430), (40, 1820344), (64, 1137715), (80, 910172), (139, 523840), (160, 455086), (278, 261920), (320, 227543), (556, 130960), (695, 104768), (1112, 65480), (1390, 52384), (1637, 44480), (2224, 32740), (2780, 26192), (3274, 22240), (4448, 16370), (5560, 13096), (6548, 11120), (8185, 8896)]