71521592

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 144789120

約数和(自身を除く): 73267528

約数列:

[1, 2, 4, 8, 37, 47, 53, 74, 94, 97, 106, 148, 188, 194, 212, 296, 376, 388, 424, 776, 1739, 1961, 2491, 3478, 3589, 3922, 4559, 4982, 5141, 6956, 7178, 7844, 9118, 9964, 10282, 13912, 14356, 15688, 18236, 19928, 20564, 28712, 36472, 41128, 92167, 168683, 184334, 190217, 241627, 337366, 368668, 380434, 483254, 674732, 737336, 760868, 966508, 1349464, 1521736, 1933016, 8940199, 17880398, 35760796, 71521592]

約数ペア:

[(1, 71521592), (2, 35760796), (4, 17880398), (8, 8940199), (37, 1933016), (47, 1521736), (53, 1349464), (74, 966508), (94, 760868), (97, 737336), (106, 674732), (148, 483254), (188, 380434), (194, 368668), (212, 337366), (296, 241627), (376, 190217), (388, 184334), (424, 168683), (776, 92167), (1739, 41128), (1961, 36472), (2491, 28712), (3478, 20564), (3589, 19928), (3922, 18236), (4559, 15688), (4982, 14356), (5141, 13912), (6956, 10282), (7178, 9964), (7844, 9118)]