71981504

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:194

約数の個数: 112

約数和(自身を含む): 173223936

約数和(自身を除く): 101242432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 73, 112, 124, 142, 146, 217, 224, 248, 284, 292, 434, 448, 496, 497, 511, 568, 584, 868, 992, 994, 1022, 1136, 1168, 1736, 1984, 1988, 2044, 2201, 2263, 2272, 2336, 3472, 3976, 4088, 4402, 4526, 4544, 4672, 5183, 6944, 7952, 8176, 8804, 9052, 10366, 13888, 15407, 15841, 15904, 16352, 17608, 18104, 20732, 30814, 31682, 31808, 32704, 35216, 36208, 36281, 41464, 61628, 63364, 70432, 72416, 72562, 82928, 123256, 126728, 140864, 144832, 145124, 160673, 165856, 246512, 253456, 290248, 321346, 331712, 493024, 506912, 580496, 642692, 986048, 1013824, 1124711, 1160992, 1285384, 2249422, 2321984, 2570768, 4498844, 5141536, 8997688, 10283072, 17995376, 35990752, 71981504]

約数ペア:

[(1, 71981504), (2, 35990752), (4, 17995376), (7, 10283072), (8, 8997688), (14, 5141536), (16, 4498844), (28, 2570768), (31, 2321984), (32, 2249422), (56, 1285384), (62, 1160992), (64, 1124711), (71, 1013824), (73, 986048), (112, 642692), (124, 580496), (142, 506912), (146, 493024), (217, 331712), (224, 321346), (248, 290248), (284, 253456), (292, 246512), (434, 165856), (448, 160673), (496, 145124), (497, 144832), (511, 140864), (568, 126728), (584, 123256), (868, 82928), (992, 72562), (994, 72416), (1022, 70432), (1136, 63364), (1168, 61628), (1736, 41464), (1984, 36281), (1988, 36208), (2044, 35216), (2201, 32704), (2263, 31808), (2272, 31682), (2336, 30814), (3472, 20732), (3976, 18104), (4088, 17608), (4402, 16352), (4526, 15904), (4544, 15841), (4672, 15407), (5183, 13888), (6944, 10366), (7952, 9052), (8176, 8804)]