87148040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{569}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 224899200

約数和(自身を除く): 137751160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 547, 569, 1094, 1138, 2188, 2276, 2735, 2845, 3829, 3983, 4376, 4552, 5470, 5690, 7658, 7966, 10940, 11380, 15316, 15932, 19145, 19915, 21880, 22760, 30632, 31864, 38290, 39830, 76580, 79660, 153160, 159320, 311243, 622486, 1244972, 1556215, 2178701, 2489944, 3112430, 4357402, 6224860, 8714804, 10893505, 12449720, 17429608, 21787010, 43574020, 87148040]

約数ペア:

[(1, 87148040), (2, 43574020), (4, 21787010), (5, 17429608), (7, 12449720), (8, 10893505), (10, 8714804), (14, 6224860), (20, 4357402), (28, 3112430), (35, 2489944), (40, 2178701), (56, 1556215), (70, 1244972), (140, 622486), (280, 311243), (547, 159320), (569, 153160), (1094, 79660), (1138, 76580), (2188, 39830), (2276, 38290), (2735, 31864), (2845, 30632), (3829, 22760), (3983, 21880), (4376, 19915), (4552, 19145), (5470, 15932), (5690, 15316), (7658, 11380), (7966, 10940)]