81855454928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{141917}}^1$

素因数の和:142044

約数の個数: 80

約数和(自身を含む): 177386146560

約数和(自身を除く): 95530691632

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 59, 94, 104, 118, 188, 208, 236, 376, 472, 611, 752, 767, 944, 1222, 1534, 2444, 2773, 3068, 4888, 5546, 6136, 9776, 11092, 12272, 22184, 36049, 44368, 72098, 141917, 144196, 283834, 288392, 567668, 576784, 1135336, 1844921, 2270672, 3689842, 6670099, 7379684, 8373103, 13340198, 14759368, 16746206, 26680396, 29518736, 33492412, 53360792, 66984824, 86711287, 106721584, 108850339, 133969648, 173422574, 217700678, 346845148, 393535841, 435401356, 693690296, 787071682, 870802712, 1387380592, 1574143364, 1741605424, 3148286728, 5115965933, 6296573456, 10231931866, 20463863732, 40927727464, 81855454928]

約数ペア:

[(1, 81855454928), (2, 40927727464), (4, 20463863732), (8, 10231931866), (13, 6296573456), (16, 5115965933), (26, 3148286728), (47, 1741605424), (52, 1574143364), (59, 1387380592), (94, 870802712), (104, 787071682), (118, 693690296), (188, 435401356), (208, 393535841), (236, 346845148), (376, 217700678), (472, 173422574), (611, 133969648), (752, 108850339), (767, 106721584), (944, 86711287), (1222, 66984824), (1534, 53360792), (2444, 33492412), (2773, 29518736), (3068, 26680396), (4888, 16746206), (5546, 14759368), (6136, 13340198), (9776, 8373103), (11092, 7379684), (12272, 6670099), (22184, 3689842), (36049, 2270672), (44368, 1844921), (72098, 1135336), (141917, 576784), (144196, 567668), (283834, 288392)]