53215820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{641}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 128132928

約数和(自身を除く): 74917108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 593, 641, 1186, 1282, 2372, 2564, 2965, 3205, 4151, 4487, 5930, 6410, 8302, 8974, 11860, 12820, 16604, 17948, 20755, 22435, 41510, 44870, 83020, 89740, 380113, 760226, 1520452, 1900565, 2660791, 3801130, 5321582, 7602260, 10643164, 13303955, 26607910, 53215820]

約数ペア:

[(1, 53215820), (2, 26607910), (4, 13303955), (5, 10643164), (7, 7602260), (10, 5321582), (14, 3801130), (20, 2660791), (28, 1900565), (35, 1520452), (70, 760226), (140, 380113), (593, 89740), (641, 83020), (1186, 44870), (1282, 41510), (2372, 22435), (2564, 20755), (2965, 17948), (3205, 16604), (4151, 12820), (4487, 11860), (5930, 8974), (6410, 8302)]