39777790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 83825280

約数和(自身を除く): 44047490

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 205, 221, 410, 439, 442, 533, 697, 878, 1066, 1105, 1394, 2195, 2210, 2665, 3485, 4390, 5330, 5707, 6970, 7463, 9061, 11414, 14926, 17999, 18122, 28535, 35998, 37315, 45305, 57070, 74630, 89995, 90610, 97019, 179990, 194038, 233987, 305983, 467974, 485095, 611966, 970190, 1169935, 1529915, 2339870, 3059830, 3977779, 7955558, 19888895, 39777790]

約数ペア:

[(1, 39777790), (2, 19888895), (5, 7955558), (10, 3977779), (13, 3059830), (17, 2339870), (26, 1529915), (34, 1169935), (41, 970190), (65, 611966), (82, 485095), (85, 467974), (130, 305983), (170, 233987), (205, 194038), (221, 179990), (410, 97019), (439, 90610), (442, 89995), (533, 74630), (697, 57070), (878, 45305), (1066, 37315), (1105, 35998), (1394, 28535), (2195, 18122), (2210, 17999), (2665, 14926), (3485, 11414), (4390, 9061), (5330, 7463), (5707, 6970)]