87720430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 186835968

約数和(自身を除く): 99115538

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 151, 193, 215, 301, 302, 386, 430, 602, 755, 965, 1057, 1351, 1505, 1510, 1930, 2114, 2702, 3010, 5285, 6493, 6755, 8299, 10570, 12986, 13510, 16598, 29143, 32465, 41495, 45451, 58093, 58286, 64930, 82990, 90902, 116186, 145715, 204001, 227255, 290465, 291430, 408002, 454510, 580930, 1020005, 1253149, 2040010, 2506298, 6265745, 8772043, 12531490, 17544086, 43860215, 87720430]

約数ペア:

[(1, 87720430), (2, 43860215), (5, 17544086), (7, 12531490), (10, 8772043), (14, 6265745), (35, 2506298), (43, 2040010), (70, 1253149), (86, 1020005), (151, 580930), (193, 454510), (215, 408002), (301, 291430), (302, 290465), (386, 227255), (430, 204001), (602, 145715), (755, 116186), (965, 90902), (1057, 82990), (1351, 64930), (1505, 58286), (1510, 58093), (1930, 45451), (2114, 41495), (2702, 32465), (3010, 29143), (5285, 16598), (6493, 13510), (6755, 12986), (8299, 10570)]