8400380456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{4051}}^1$

素因数の和:4354

約数の個数: 64

約数和(自身を含む): 17209006080

約数和(自身を除く): 8808625624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 157, 254, 314, 508, 628, 1016, 1256, 1651, 2041, 3302, 4051, 4082, 6604, 8102, 8164, 13208, 16204, 16328, 19939, 32408, 39878, 52663, 79756, 105326, 159512, 210652, 259207, 421304, 514477, 518414, 636007, 1028954, 1036828, 1272014, 2057908, 2073656, 2544028, 4115816, 5088056, 6688201, 8268091, 13376402, 16536182, 26752804, 33072364, 53505608, 66144728, 80772889, 161545778, 323091556, 646183112, 1050047557, 2100095114, 4200190228, 8400380456]

約数ペア:

[(1, 8400380456), (2, 4200190228), (4, 2100095114), (8, 1050047557), (13, 646183112), (26, 323091556), (52, 161545778), (104, 80772889), (127, 66144728), (157, 53505608), (254, 33072364), (314, 26752804), (508, 16536182), (628, 13376402), (1016, 8268091), (1256, 6688201), (1651, 5088056), (2041, 4115816), (3302, 2544028), (4051, 2073656), (4082, 2057908), (6604, 1272014), (8102, 1036828), (8164, 1028954), (13208, 636007), (16204, 518414), (16328, 514477), (19939, 421304), (32408, 259207), (39878, 210652), (52663, 159512), (79756, 105326)]