42129752

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 93312000

約数和(自身を除く): 51182248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 89, 107, 158, 178, 214, 316, 356, 428, 553, 623, 632, 712, 749, 856, 1106, 1246, 1498, 2212, 2492, 2996, 4424, 4984, 5992, 7031, 8453, 9523, 14062, 16906, 19046, 28124, 33812, 38092, 49217, 56248, 59171, 66661, 67624, 76184, 98434, 118342, 133322, 196868, 236684, 266644, 393736, 473368, 533288, 752317, 1504634, 3009268, 5266219, 6018536, 10532438, 21064876, 42129752]

約数ペア:

[(1, 42129752), (2, 21064876), (4, 10532438), (7, 6018536), (8, 5266219), (14, 3009268), (28, 1504634), (56, 752317), (79, 533288), (89, 473368), (107, 393736), (158, 266644), (178, 236684), (214, 196868), (316, 133322), (356, 118342), (428, 98434), (553, 76184), (623, 67624), (632, 66661), (712, 59171), (749, 56248), (856, 49217), (1106, 38092), (1246, 33812), (1498, 28124), (2212, 19046), (2492, 16906), (2996, 14062), (4424, 9523), (4984, 8453), (5992, 7031)]