42564560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 106868160

約数和(自身を除く): 64303600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 683, 760, 779, 820, 1366, 1520, 1558, 1640, 2732, 3116, 3280, 3415, 3895, 5464, 6232, 6830, 7790, 10928, 12464, 12977, 13660, 15580, 25954, 27320, 28003, 31160, 51908, 54640, 56006, 62320, 64885, 103816, 112012, 129770, 140015, 207632, 224024, 259540, 280030, 448048, 519080, 532057, 560060, 1038160, 1064114, 1120120, 2128228, 2240240, 2660285, 4256456, 5320570, 8512912, 10641140, 21282280, 42564560]

約数ペア:

[(1, 42564560), (2, 21282280), (4, 10641140), (5, 8512912), (8, 5320570), (10, 4256456), (16, 2660285), (19, 2240240), (20, 2128228), (38, 1120120), (40, 1064114), (41, 1038160), (76, 560060), (80, 532057), (82, 519080), (95, 448048), (152, 280030), (164, 259540), (190, 224024), (205, 207632), (304, 140015), (328, 129770), (380, 112012), (410, 103816), (656, 64885), (683, 62320), (760, 56006), (779, 54640), (820, 51908), (1366, 31160), (1520, 28003), (1558, 27320), (1640, 25954), (2732, 15580), (3116, 13660), (3280, 12977), (3415, 12464), (3895, 10928), (5464, 7790), (6232, 6830)]