42744130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 91881216

約数和(自身を除く): 49137086

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 421, 710, 715, 781, 842, 923, 1430, 1562, 1846, 2105, 3905, 4210, 4615, 4631, 5473, 7810, 9230, 9262, 10153, 10946, 20306, 23155, 27365, 29891, 46310, 50765, 54730, 59782, 60203, 101530, 120406, 149455, 298910, 301015, 328801, 388583, 602030, 657602, 777166, 1644005, 1942915, 3288010, 3885830, 4274413, 8548826, 21372065, 42744130]

約数ペア:

[(1, 42744130), (2, 21372065), (5, 8548826), (10, 4274413), (11, 3885830), (13, 3288010), (22, 1942915), (26, 1644005), (55, 777166), (65, 657602), (71, 602030), (110, 388583), (130, 328801), (142, 301015), (143, 298910), (286, 149455), (355, 120406), (421, 101530), (710, 60203), (715, 59782), (781, 54730), (842, 50765), (923, 46310), (1430, 29891), (1562, 27365), (1846, 23155), (2105, 20306), (3905, 10946), (4210, 10153), (4615, 9262), (4631, 9230), (5473, 7810)]