64633580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3301}}^1$

素因数の和:3410

約数の個数: 48

約数和(自身を含む): 149778720

約数和(自身を除く): 85145140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3301, 3916, 4895, 6602, 9790, 13204, 16505, 19580, 33010, 36311, 66020, 72622, 145244, 181555, 293789, 363110, 587578, 726220, 1175156, 1468945, 2937890, 3231679, 5875780, 6463358, 12926716, 16158395, 32316790, 64633580]

約数ペア:

[(1, 64633580), (2, 32316790), (4, 16158395), (5, 12926716), (10, 6463358), (11, 5875780), (20, 3231679), (22, 2937890), (44, 1468945), (55, 1175156), (89, 726220), (110, 587578), (178, 363110), (220, 293789), (356, 181555), (445, 145244), (890, 72622), (979, 66020), (1780, 36311), (1958, 33010), (3301, 19580), (3916, 16505), (4895, 13204), (6602, 9790)]