89051620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 220200120

約数和(自身を除く): 131148500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 890, 980, 1021, 1246, 1780, 2042, 2492, 3115, 4084, 4361, 5105, 6230, 7147, 8722, 10210, 12460, 14294, 17444, 20420, 21805, 28588, 35735, 43610, 50029, 71470, 87220, 90869, 100058, 142940, 181738, 200116, 250145, 363476, 454345, 500290, 636083, 908690, 1000580, 1272166, 1817380, 2544332, 3180415, 4452581, 6360830, 8905162, 12721660, 17810324, 22262905, 44525810, 89051620]

約数ペア:

[(1, 89051620), (2, 44525810), (4, 22262905), (5, 17810324), (7, 12721660), (10, 8905162), (14, 6360830), (20, 4452581), (28, 3180415), (35, 2544332), (49, 1817380), (70, 1272166), (89, 1000580), (98, 908690), (140, 636083), (178, 500290), (196, 454345), (245, 363476), (356, 250145), (445, 200116), (490, 181738), (623, 142940), (890, 100058), (980, 90869), (1021, 87220), (1246, 71470), (1780, 50029), (2042, 43610), (2492, 35735), (3115, 28588), (4084, 21805), (4361, 20420), (5105, 17444), (6230, 14294), (7147, 12460), (8722, 10210)]