78890076

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 205208640

約数和(自身を除く): 126318564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 173, 212, 239, 318, 346, 477, 478, 519, 636, 692, 717, 954, 956, 1038, 1434, 1557, 1908, 2076, 2151, 2868, 3114, 4302, 6228, 8604, 9169, 12667, 18338, 25334, 27507, 36676, 38001, 41347, 50668, 55014, 76002, 82521, 82694, 110028, 114003, 124041, 152004, 165042, 165388, 228006, 248082, 330084, 372123, 456012, 496164, 744246, 1488492, 2191391, 4382782, 6574173, 8765564, 13148346, 19722519, 26296692, 39445038, 78890076]

約数ペア:

[(1, 78890076), (2, 39445038), (3, 26296692), (4, 19722519), (6, 13148346), (9, 8765564), (12, 6574173), (18, 4382782), (36, 2191391), (53, 1488492), (106, 744246), (159, 496164), (173, 456012), (212, 372123), (239, 330084), (318, 248082), (346, 228006), (477, 165388), (478, 165042), (519, 152004), (636, 124041), (692, 114003), (717, 110028), (954, 82694), (956, 82521), (1038, 76002), (1434, 55014), (1557, 50668), (1908, 41347), (2076, 38001), (2151, 36676), (2868, 27507), (3114, 25334), (4302, 18338), (6228, 12667), (8604, 9169)]