772720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:769

約数の個数: 40

約数和(自身を含む): 1937376

約数和(自身を除く): 1164656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 743, 1040, 1486, 2972, 3715, 5944, 7430, 9659, 11888, 14860, 19318, 29720, 38636, 48295, 59440, 77272, 96590, 154544, 193180, 386360, 772720]

約数ペア:

[(1, 772720), (2, 386360), (4, 193180), (5, 154544), (8, 96590), (10, 77272), (13, 59440), (16, 48295), (20, 38636), (26, 29720), (40, 19318), (52, 14860), (65, 11888), (80, 9659), (104, 7430), (130, 5944), (208, 3715), (260, 2972), (520, 1486), (743, 1040)]