80725736

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 198912000

約数和(自身を除く): 118186264

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 73, 91, 98, 104, 124, 146, 182, 196, 217, 248, 292, 343, 364, 392, 403, 434, 511, 584, 637, 686, 728, 806, 868, 949, 1022, 1274, 1372, 1519, 1612, 1736, 1898, 2044, 2263, 2548, 2744, 2821, 3038, 3224, 3577, 3796, 4088, 4459, 4526, 5096, 5642, 6076, 6643, 7154, 7592, 8918, 9052, 10633, 11284, 12152, 13286, 14308, 15841, 17836, 18104, 19747, 21266, 22568, 25039, 26572, 28616, 29419, 31682, 35672, 39494, 42532, 46501, 50078, 53144, 58838, 63364, 78988, 85064, 93002, 100156, 110887, 117676, 126728, 138229, 157976, 186004, 200312, 205933, 221774, 235352, 276458, 325507, 372008, 411866, 443548, 552916, 651014, 776209, 823732, 887096, 1105832, 1302028, 1441531, 1552418, 1647464, 2604056, 2883062, 3104836, 5766124, 6209672, 10090717, 11532248, 20181434, 40362868, 80725736]

約数ペア:

[(1, 80725736), (2, 40362868), (4, 20181434), (7, 11532248), (8, 10090717), (13, 6209672), (14, 5766124), (26, 3104836), (28, 2883062), (31, 2604056), (49, 1647464), (52, 1552418), (56, 1441531), (62, 1302028), (73, 1105832), (91, 887096), (98, 823732), (104, 776209), (124, 651014), (146, 552916), (182, 443548), (196, 411866), (217, 372008), (248, 325507), (292, 276458), (343, 235352), (364, 221774), (392, 205933), (403, 200312), (434, 186004), (511, 157976), (584, 138229), (637, 126728), (686, 117676), (728, 110887), (806, 100156), (868, 93002), (949, 85064), (1022, 78988), (1274, 63364), (1372, 58838), (1519, 53144), (1612, 50078), (1736, 46501), (1898, 42532), (2044, 39494), (2263, 35672), (2548, 31682), (2744, 29419), (2821, 28616), (3038, 26572), (3224, 25039), (3577, 22568), (3796, 21266), (4088, 19747), (4459, 18104), (4526, 17836), (5096, 15841), (5642, 14308), (6076, 13286), (6643, 12152), (7154, 11284), (7592, 10633), (8918, 9052)]