78790908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 218792448

約数和(自身を除く): 140001540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 101, 111, 148, 202, 222, 251, 259, 303, 404, 444, 502, 518, 606, 707, 753, 777, 1004, 1036, 1212, 1414, 1506, 1554, 1757, 2121, 2828, 3012, 3108, 3514, 3737, 4242, 5271, 7028, 7474, 8484, 9287, 10542, 11211, 14948, 18574, 21084, 22422, 25351, 26159, 27861, 37148, 44844, 50702, 52318, 55722, 65009, 76053, 78477, 101404, 104636, 111444, 130018, 152106, 156954, 177457, 195027, 260036, 304212, 313908, 354914, 390054, 532371, 709828, 780108, 937987, 1064742, 1875974, 2129484, 2813961, 3751948, 5627922, 6565909, 11255844, 13131818, 19697727, 26263636, 39395454, 78790908]

約数ペア:

[(1, 78790908), (2, 39395454), (3, 26263636), (4, 19697727), (6, 13131818), (7, 11255844), (12, 6565909), (14, 5627922), (21, 3751948), (28, 2813961), (37, 2129484), (42, 1875974), (74, 1064742), (84, 937987), (101, 780108), (111, 709828), (148, 532371), (202, 390054), (222, 354914), (251, 313908), (259, 304212), (303, 260036), (404, 195027), (444, 177457), (502, 156954), (518, 152106), (606, 130018), (707, 111444), (753, 104636), (777, 101404), (1004, 78477), (1036, 76053), (1212, 65009), (1414, 55722), (1506, 52318), (1554, 50702), (1757, 44844), (2121, 37148), (2828, 27861), (3012, 26159), (3108, 25351), (3514, 22422), (3737, 21084), (4242, 18574), (5271, 14948), (7028, 11211), (7474, 10542), (8484, 9287)]