71890984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 162397440

約数和(自身を除く): 90506456

約数列:

[1, 2, 4, 8, 11, 19, 22, 31, 38, 44, 62, 73, 76, 88, 124, 146, 152, 209, 248, 292, 341, 361, 418, 584, 589, 682, 722, 803, 836, 1178, 1364, 1387, 1444, 1606, 1672, 2263, 2356, 2728, 2774, 2888, 3212, 3971, 4526, 4712, 5548, 6424, 6479, 7942, 9052, 11096, 11191, 12958, 15257, 15884, 18104, 22382, 24893, 25916, 26353, 30514, 31768, 42997, 44764, 49786, 51832, 52706, 61028, 85994, 89528, 99572, 105412, 122056, 123101, 171988, 199144, 210824, 246202, 289883, 343976, 472967, 492404, 579766, 816943, 945934, 984808, 1159532, 1633886, 1891868, 2319064, 3267772, 3783736, 6535544, 8986373, 17972746, 35945492, 71890984]

約数ペア:

[(1, 71890984), (2, 35945492), (4, 17972746), (8, 8986373), (11, 6535544), (19, 3783736), (22, 3267772), (31, 2319064), (38, 1891868), (44, 1633886), (62, 1159532), (73, 984808), (76, 945934), (88, 816943), (124, 579766), (146, 492404), (152, 472967), (209, 343976), (248, 289883), (292, 246202), (341, 210824), (361, 199144), (418, 171988), (584, 123101), (589, 122056), (682, 105412), (722, 99572), (803, 89528), (836, 85994), (1178, 61028), (1364, 52706), (1387, 51832), (1444, 49786), (1606, 44764), (1672, 42997), (2263, 31768), (2356, 30514), (2728, 26353), (2774, 25916), (2888, 24893), (3212, 22382), (3971, 18104), (4526, 15884), (4712, 15257), (5548, 12958), (6424, 11191), (6479, 11096), (7942, 9052)]