74924720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72043}}^1$

素因数の和:72069

約数の個数: 40

約数和(自身を含む): 187602576

約数和(自身を除く): 112677856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 72043, 144086, 288172, 360215, 576344, 720430, 936559, 1152688, 1440860, 1873118, 2881720, 3746236, 4682795, 5763440, 7492472, 9365590, 14984944, 18731180, 37462360, 74924720]

約数ペア:

[(1, 74924720), (2, 37462360), (4, 18731180), (5, 14984944), (8, 9365590), (10, 7492472), (13, 5763440), (16, 4682795), (20, 3746236), (26, 2881720), (40, 1873118), (52, 1440860), (65, 1152688), (80, 936559), (104, 720430), (130, 576344), (208, 360215), (260, 288172), (520, 144086), (1040, 72043)]