83163640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1297}}^1$

素因数の和:1544

約数の個数: 64

約数和(自身を含む): 214948800

約数和(自身を除く): 131785160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1297, 1603, 1832, 2290, 2594, 3206, 4580, 5188, 6412, 6485, 8015, 9079, 9160, 10376, 12824, 12970, 16030, 18158, 25940, 32060, 36316, 45395, 51880, 64120, 72632, 90790, 181580, 297013, 363160, 594026, 1188052, 1485065, 2079091, 2376104, 2970130, 4158182, 5940260, 8316364, 10395455, 11880520, 16632728, 20790910, 41581820, 83163640]

約数ペア:

[(1, 83163640), (2, 41581820), (4, 20790910), (5, 16632728), (7, 11880520), (8, 10395455), (10, 8316364), (14, 5940260), (20, 4158182), (28, 2970130), (35, 2376104), (40, 2079091), (56, 1485065), (70, 1188052), (140, 594026), (229, 363160), (280, 297013), (458, 181580), (916, 90790), (1145, 72632), (1297, 64120), (1603, 51880), (1832, 45395), (2290, 36316), (2594, 32060), (3206, 25940), (4580, 18158), (5188, 16030), (6412, 12970), (6485, 12824), (8015, 10376), (9079, 9160)]