70405580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^2$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 173376672

約数和(自身を除く): 102971092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 83, 140, 146, 166, 292, 332, 365, 415, 511, 581, 730, 830, 1022, 1162, 1460, 1660, 2044, 2324, 2555, 2905, 5110, 5810, 6059, 6889, 10220, 11620, 12118, 13778, 24236, 27556, 30295, 34445, 42413, 48223, 60590, 68890, 84826, 96446, 121180, 137780, 169652, 192892, 212065, 241115, 424130, 482230, 502897, 848260, 964460, 1005794, 2011588, 2514485, 3520279, 5028970, 7040558, 10057940, 14081116, 17601395, 35202790, 70405580]

約数ペア:

[(1, 70405580), (2, 35202790), (4, 17601395), (5, 14081116), (7, 10057940), (10, 7040558), (14, 5028970), (20, 3520279), (28, 2514485), (35, 2011588), (70, 1005794), (73, 964460), (83, 848260), (140, 502897), (146, 482230), (166, 424130), (292, 241115), (332, 212065), (365, 192892), (415, 169652), (511, 137780), (581, 121180), (730, 96446), (830, 84826), (1022, 68890), (1162, 60590), (1460, 48223), (1660, 42413), (2044, 34445), (2324, 30295), (2555, 27556), (2905, 24236), (5110, 13778), (5810, 12118), (6059, 11620), (6889, 10220)]