89080520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{773}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 208422720

約数和(自身を除く): 119342200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 773, 860, 1340, 1546, 1720, 2680, 2881, 3092, 3865, 5762, 6184, 7730, 11524, 14405, 15460, 23048, 28810, 30920, 33239, 51791, 57620, 66478, 103582, 115240, 132956, 166195, 207164, 258955, 265912, 332390, 414328, 517910, 664780, 1035820, 1329560, 2071640, 2227013, 4454026, 8908052, 11135065, 17816104, 22270130, 44540260, 89080520]

約数ペア:

[(1, 89080520), (2, 44540260), (4, 22270130), (5, 17816104), (8, 11135065), (10, 8908052), (20, 4454026), (40, 2227013), (43, 2071640), (67, 1329560), (86, 1035820), (134, 664780), (172, 517910), (215, 414328), (268, 332390), (335, 265912), (344, 258955), (430, 207164), (536, 166195), (670, 132956), (773, 115240), (860, 103582), (1340, 66478), (1546, 57620), (1720, 51791), (2680, 33239), (2881, 30920), (3092, 28810), (3865, 23048), (5762, 15460), (6184, 14405), (7730, 11524)]