73998080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4447}}^1$

素因数の和:4481

約数の個数: 72

約数和(自身を含む): 190925952

約数和(自身を除く): 116927872

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, 3328, 4160, 4447, 8320, 8894, 16640, 17788, 22235, 35576, 44470, 57811, 71152, 88940, 115622, 142304, 177880, 231244, 284608, 289055, 355760, 462488, 569216, 578110, 711520, 924976, 1138432, 1156220, 1423040, 1849952, 2312440, 2846080, 3699904, 4624880, 5692160, 7399808, 9249760, 14799616, 18499520, 36999040, 73998080]

約数ペア:

[(1, 73998080), (2, 36999040), (4, 18499520), (5, 14799616), (8, 9249760), (10, 7399808), (13, 5692160), (16, 4624880), (20, 3699904), (26, 2846080), (32, 2312440), (40, 1849952), (52, 1423040), (64, 1156220), (65, 1138432), (80, 924976), (104, 711520), (128, 578110), (130, 569216), (160, 462488), (208, 355760), (256, 289055), (260, 284608), (320, 231244), (416, 177880), (520, 142304), (640, 115622), (832, 88940), (1040, 71152), (1280, 57811), (1664, 44470), (2080, 35576), (3328, 22235), (4160, 17788), (4447, 16640), (8320, 8894)]