83378020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10243}}^1$

素因数の和:10300

約数の個数: 48

約数和(自身を含む): 196193088

約数和(自身を除く): 112815068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 10243, 20486, 40972, 51215, 102430, 112673, 204860, 225346, 378991, 450692, 563365, 757982, 1126730, 1515964, 1894955, 2253460, 3789910, 4168901, 7579820, 8337802, 16675604, 20844505, 41689010, 83378020]

約数ペア:

[(1, 83378020), (2, 41689010), (4, 20844505), (5, 16675604), (10, 8337802), (11, 7579820), (20, 4168901), (22, 3789910), (37, 2253460), (44, 1894955), (55, 1515964), (74, 1126730), (110, 757982), (148, 563365), (185, 450692), (220, 378991), (370, 225346), (407, 204860), (740, 112673), (814, 102430), (1628, 51215), (2035, 40972), (4070, 20486), (8140, 10243)]