48405760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2909}}^1$

素因数の和:2943

約数の個数: 72

約数和(自身を含む): 124908840

約数和(自身を除く): 76503080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 2909, 3328, 4160, 5818, 8320, 11636, 14545, 16640, 23272, 29090, 37817, 46544, 58180, 75634, 93088, 116360, 151268, 186176, 189085, 232720, 302536, 372352, 378170, 465440, 605072, 744704, 756340, 930880, 1210144, 1512680, 1861760, 2420288, 3025360, 3723520, 4840576, 6050720, 9681152, 12101440, 24202880, 48405760]

約数ペア:

[(1, 48405760), (2, 24202880), (4, 12101440), (5, 9681152), (8, 6050720), (10, 4840576), (13, 3723520), (16, 3025360), (20, 2420288), (26, 1861760), (32, 1512680), (40, 1210144), (52, 930880), (64, 756340), (65, 744704), (80, 605072), (104, 465440), (128, 378170), (130, 372352), (160, 302536), (208, 232720), (256, 189085), (260, 186176), (320, 151268), (416, 116360), (520, 93088), (640, 75634), (832, 58180), (1040, 46544), (1280, 37817), (1664, 29090), (2080, 23272), (2909, 16640), (3328, 14545), (4160, 11636), (5818, 8320)]