55228160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3319}}^1$

素因数の和:3353

約数の個数: 72

約数和(自身を含む): 142507680

約数和(自身を除く): 87279520

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, 3319, 3328, 4160, 6638, 8320, 13276, 16595, 16640, 26552, 33190, 43147, 53104, 66380, 86294, 106208, 132760, 172588, 212416, 215735, 265520, 345176, 424832, 431470, 531040, 690352, 849664, 862940, 1062080, 1380704, 1725880, 2124160, 2761408, 3451760, 4248320, 5522816, 6903520, 11045632, 13807040, 27614080, 55228160]

約数ペア:

[(1, 55228160), (2, 27614080), (4, 13807040), (5, 11045632), (8, 6903520), (10, 5522816), (13, 4248320), (16, 3451760), (20, 2761408), (26, 2124160), (32, 1725880), (40, 1380704), (52, 1062080), (64, 862940), (65, 849664), (80, 690352), (104, 531040), (128, 431470), (130, 424832), (160, 345176), (208, 265520), (256, 215735), (260, 212416), (320, 172588), (416, 132760), (520, 106208), (640, 86294), (832, 66380), (1040, 53104), (1280, 43147), (1664, 33190), (2080, 26552), (3319, 16640), (3328, 16595), (4160, 13276), (6638, 8320)]