79852280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 188282880

約数和(自身を除く): 108430600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 907, 1240, 1420, 1814, 2201, 2840, 3628, 4402, 4535, 7256, 8804, 9070, 11005, 17608, 18140, 22010, 28117, 36280, 44020, 56234, 64397, 88040, 112468, 128794, 140585, 224936, 257588, 281170, 321985, 515176, 562340, 643970, 1124680, 1287940, 1996307, 2575880, 3992614, 7985228, 9981535, 15970456, 19963070, 39926140, 79852280]

約数ペア:

[(1, 79852280), (2, 39926140), (4, 19963070), (5, 15970456), (8, 9981535), (10, 7985228), (20, 3992614), (31, 2575880), (40, 1996307), (62, 1287940), (71, 1124680), (124, 643970), (142, 562340), (155, 515176), (248, 321985), (284, 281170), (310, 257588), (355, 224936), (568, 140585), (620, 128794), (710, 112468), (907, 88040), (1240, 64397), (1420, 56234), (1814, 44020), (2201, 36280), (2840, 28117), (3628, 22010), (4402, 18140), (4535, 17608), (7256, 11005), (8804, 9070)]