642983744

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5641}}^1$

素因数の和:5803

約数の個数: 56

約数和(自身を含む): 1384343688

約数和(自身を除く): 741359944

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 137, 208, 274, 416, 548, 832, 1096, 1781, 2192, 3562, 4384, 5641, 7124, 8768, 11282, 14248, 22564, 28496, 45128, 56992, 73333, 90256, 113984, 146666, 180512, 293332, 361024, 586664, 772817, 1173328, 1545634, 2346656, 3091268, 4693312, 6182536, 10046621, 12365072, 20093242, 24730144, 40186484, 49460288, 80372968, 160745936, 321491872, 642983744]

約数ペア:

[(1, 642983744), (2, 321491872), (4, 160745936), (8, 80372968), (13, 49460288), (16, 40186484), (26, 24730144), (32, 20093242), (52, 12365072), (64, 10046621), (104, 6182536), (137, 4693312), (208, 3091268), (274, 2346656), (416, 1545634), (548, 1173328), (832, 772817), (1096, 586664), (1781, 361024), (2192, 293332), (3562, 180512), (4384, 146666), (5641, 113984), (7124, 90256), (8768, 73333), (11282, 56992), (14248, 45128), (22564, 28496)]