79814235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 63886245

約数列:

[1, 3, 5, 15, 17, 29, 43, 51, 85, 87, 129, 145, 215, 251, 255, 435, 493, 645, 731, 753, 1247, 1255, 1479, 2193, 2465, 3655, 3741, 3765, 4267, 6235, 7279, 7395, 10793, 10965, 12801, 18705, 21199, 21335, 21837, 32379, 36395, 53965, 63597, 64005, 105995, 109185, 123743, 161895, 183481, 312997, 317985, 371229, 550443, 618715, 917405, 938991, 1564985, 1856145, 2752215, 4694955, 5320949, 15962847, 26604745, 79814235]

約数ペア:

[(1, 79814235), (3, 26604745), (5, 15962847), (15, 5320949), (17, 4694955), (29, 2752215), (43, 1856145), (51, 1564985), (85, 938991), (87, 917405), (129, 618715), (145, 550443), (215, 371229), (251, 317985), (255, 312997), (435, 183481), (493, 161895), (645, 123743), (731, 109185), (753, 105995), (1247, 64005), (1255, 63597), (1479, 53965), (2193, 36395), (2465, 32379), (3655, 21837), (3741, 21335), (3765, 21199), (4267, 18705), (6235, 12801), (7279, 10965), (7395, 10793)]