82702480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6421}}^1$

素因数の和:6464

約数の個数: 80

約数和(自身を含む): 229342464

約数和(自身を除く): 146639984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6421, 6440, 12842, 12880, 25684, 32105, 44947, 51368, 64210, 89894, 102736, 128420, 147683, 179788, 224735, 256840, 295366, 359576, 449470, 513680, 590732, 719152, 738415, 898940, 1033781, 1181464, 1476830, 1797880, 2067562, 2362928, 2953660, 3595760, 4135124, 5168905, 5907320, 8270248, 10337810, 11814640, 16540496, 20675620, 41351240, 82702480]

約数ペア:

[(1, 82702480), (2, 41351240), (4, 20675620), (5, 16540496), (7, 11814640), (8, 10337810), (10, 8270248), (14, 5907320), (16, 5168905), (20, 4135124), (23, 3595760), (28, 2953660), (35, 2362928), (40, 2067562), (46, 1797880), (56, 1476830), (70, 1181464), (80, 1033781), (92, 898940), (112, 738415), (115, 719152), (140, 590732), (161, 513680), (184, 449470), (230, 359576), (280, 295366), (322, 256840), (368, 224735), (460, 179788), (560, 147683), (644, 128420), (805, 102736), (920, 89894), (1288, 64210), (1610, 51368), (1840, 44947), (2576, 32105), (3220, 25684), (6421, 12880), (6440, 12842)]