80836712

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 174031830

約数和(自身を除く): 93195118

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 61, 74, 88, 121, 122, 148, 242, 244, 296, 407, 484, 488, 671, 814, 968, 1342, 1369, 1628, 2257, 2684, 2738, 3256, 4477, 4514, 5368, 5476, 7381, 8954, 9028, 10952, 14762, 15059, 17908, 18056, 24827, 29524, 30118, 35816, 49654, 59048, 60236, 83509, 99308, 120472, 165649, 167018, 198616, 273097, 331298, 334036, 546194, 662596, 668072, 918599, 1092388, 1325192, 1837198, 2184776, 3674396, 7348792, 10104589, 20209178, 40418356, 80836712]

約数ペア:

[(1, 80836712), (2, 40418356), (4, 20209178), (8, 10104589), (11, 7348792), (22, 3674396), (37, 2184776), (44, 1837198), (61, 1325192), (74, 1092388), (88, 918599), (121, 668072), (122, 662596), (148, 546194), (242, 334036), (244, 331298), (296, 273097), (407, 198616), (484, 167018), (488, 165649), (671, 120472), (814, 99308), (968, 83509), (1342, 60236), (1369, 59048), (1628, 49654), (2257, 35816), (2684, 30118), (2738, 29524), (3256, 24827), (4477, 18056), (4514, 17908), (5368, 15059), (5476, 14762), (7381, 10952), (8954, 9028)]