76388720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 184729248

約数和(自身を除く): 108340528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 131, 148, 185, 197, 262, 296, 370, 394, 524, 592, 655, 740, 788, 985, 1048, 1310, 1480, 1576, 1970, 2096, 2620, 2960, 3152, 3940, 4847, 5240, 7289, 7880, 9694, 10480, 14578, 15760, 19388, 24235, 25807, 29156, 36445, 38776, 48470, 51614, 58312, 72890, 77552, 96940, 103228, 116624, 129035, 145780, 193880, 206456, 258070, 291560, 387760, 412912, 516140, 583120, 954859, 1032280, 1909718, 2064560, 3819436, 4774295, 7638872, 9548590, 15277744, 19097180, 38194360, 76388720]

約数ペア:

[(1, 76388720), (2, 38194360), (4, 19097180), (5, 15277744), (8, 9548590), (10, 7638872), (16, 4774295), (20, 3819436), (37, 2064560), (40, 1909718), (74, 1032280), (80, 954859), (131, 583120), (148, 516140), (185, 412912), (197, 387760), (262, 291560), (296, 258070), (370, 206456), (394, 193880), (524, 145780), (592, 129035), (655, 116624), (740, 103228), (788, 96940), (985, 77552), (1048, 72890), (1310, 58312), (1480, 51614), (1576, 48470), (1970, 38776), (2096, 36445), (2620, 29156), (2960, 25807), (3152, 24235), (3940, 19388), (4847, 15760), (5240, 14578), (7289, 10480), (7880, 9694)]