61644020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 132632640

約数和(自身を除く): 70988620

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 179, 257, 268, 335, 358, 514, 670, 716, 895, 1028, 1285, 1340, 1790, 2570, 3580, 5140, 11993, 17219, 23986, 34438, 46003, 47972, 59965, 68876, 86095, 92006, 119930, 172190, 184012, 230015, 239860, 344380, 460030, 920060, 3082201, 6164402, 12328804, 15411005, 30822010, 61644020]

約数ペア:

[(1, 61644020), (2, 30822010), (4, 15411005), (5, 12328804), (10, 6164402), (20, 3082201), (67, 920060), (134, 460030), (179, 344380), (257, 239860), (268, 230015), (335, 184012), (358, 172190), (514, 119930), (670, 92006), (716, 86095), (895, 68876), (1028, 59965), (1285, 47972), (1340, 46003), (1790, 34438), (2570, 23986), (3580, 17219), (5140, 11993)]