28370333488

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{91811}}^1$

素因数の和:91946

約数の個数: 80

約数和(自身を含む): 65575802880

約数和(自身を除く): 37205469392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 89, 112, 124, 178, 217, 248, 356, 434, 496, 623, 712, 868, 1246, 1424, 1736, 2492, 2759, 3472, 4984, 5518, 9968, 11036, 19313, 22072, 38626, 44144, 77252, 91811, 154504, 183622, 309008, 367244, 642677, 734488, 1285354, 1468976, 2570708, 2846141, 5141416, 5692282, 8171179, 10282832, 11384564, 16342358, 19922987, 22769128, 32684716, 39845974, 45538256, 57198253, 65369432, 79691948, 114396506, 130738864, 159383896, 228793012, 253306549, 318767792, 457586024, 506613098, 915172048, 1013226196, 1773145843, 2026452392, 3546291686, 4052904784, 7092583372, 14185166744, 28370333488]

約数ペア:

[(1, 28370333488), (2, 14185166744), (4, 7092583372), (7, 4052904784), (8, 3546291686), (14, 2026452392), (16, 1773145843), (28, 1013226196), (31, 915172048), (56, 506613098), (62, 457586024), (89, 318767792), (112, 253306549), (124, 228793012), (178, 159383896), (217, 130738864), (248, 114396506), (356, 79691948), (434, 65369432), (496, 57198253), (623, 45538256), (712, 39845974), (868, 32684716), (1246, 22769128), (1424, 19922987), (1736, 16342358), (2492, 11384564), (2759, 10282832), (3472, 8171179), (4984, 5692282), (5518, 5141416), (9968, 2846141), (11036, 2570708), (19313, 1468976), (22072, 1285354), (38626, 734488), (44144, 642677), (77252, 367244), (91811, 309008), (154504, 183622)]