80555340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31223}}^1$

素因数の和:31278

約数の個数: 48

約数和(自身を含む): 230807808

約数和(自身を除く): 150252468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 31223, 62446, 93669, 124892, 156115, 187338, 312230, 374676, 468345, 624460, 936690, 1342589, 1873380, 2685178, 4027767, 5370356, 6712945, 8055534, 13425890, 16111068, 20138835, 26851780, 40277670, 80555340]

約数ペア:

[(1, 80555340), (2, 40277670), (3, 26851780), (4, 20138835), (5, 16111068), (6, 13425890), (10, 8055534), (12, 6712945), (15, 5370356), (20, 4027767), (30, 2685178), (43, 1873380), (60, 1342589), (86, 936690), (129, 624460), (172, 468345), (215, 374676), (258, 312230), (430, 187338), (516, 156115), (645, 124892), (860, 93669), (1290, 62446), (2580, 31223)]