26491677440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{3389}}^1$

素因数の和:3638

約数の個数: 144

約数和(自身を含む): 65854736640

約数和(自身を除く): 39363059200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 197, 248, 256, 310, 320, 394, 496, 620, 640, 788, 985, 992, 1240, 1280, 1576, 1970, 1984, 2480, 3152, 3389, 3940, 3968, 4960, 6107, 6304, 6778, 7880, 7936, 9920, 12214, 12608, 13556, 15760, 16945, 19840, 24428, 25216, 27112, 30535, 31520, 33890, 39680, 48856, 50432, 54224, 61070, 63040, 67780, 97712, 105059, 108448, 122140, 126080, 135560, 195424, 210118, 216896, 244280, 252160, 271120, 390848, 420236, 433792, 488560, 525295, 542240, 667633, 781696, 840472, 867584, 977120, 1050590, 1084480, 1335266, 1563392, 1680944, 1954240, 2101180, 2168960, 2670532, 3338165, 3361888, 3908480, 4202360, 4337920, 5341064, 6676330, 6723776, 7816960, 8404720, 10682128, 13352660, 13447552, 16809440, 20696623, 21364256, 26705320, 26895104, 33618880, 41393246, 42728512, 53410640, 67237760, 82786492, 85457024, 103483115, 106821280, 134475520, 165572984, 170914048, 206966230, 213642560, 331145968, 413932460, 427285120, 662291936, 827864920, 854570240, 1324583872, 1655729840, 2649167744, 3311459680, 5298335488, 6622919360, 13245838720, 26491677440]

約数ペア:

[(1, 26491677440), (2, 13245838720), (4, 6622919360), (5, 5298335488), (8, 3311459680), (10, 2649167744), (16, 1655729840), (20, 1324583872), (31, 854570240), (32, 827864920), (40, 662291936), (62, 427285120), (64, 413932460), (80, 331145968), (124, 213642560), (128, 206966230), (155, 170914048), (160, 165572984), (197, 134475520), (248, 106821280), (256, 103483115), (310, 85457024), (320, 82786492), (394, 67237760), (496, 53410640), (620, 42728512), (640, 41393246), (788, 33618880), (985, 26895104), (992, 26705320), (1240, 21364256), (1280, 20696623), (1576, 16809440), (1970, 13447552), (1984, 13352660), (2480, 10682128), (3152, 8404720), (3389, 7816960), (3940, 6723776), (3968, 6676330), (4960, 5341064), (6107, 4337920), (6304, 4202360), (6778, 3908480), (7880, 3361888), (7936, 3338165), (9920, 2670532), (12214, 2168960), (12608, 2101180), (13556, 1954240), (15760, 1680944), (16945, 1563392), (19840, 1335266), (24428, 1084480), (25216, 1050590), (27112, 977120), (30535, 867584), (31520, 840472), (33890, 781696), (39680, 667633), (48856, 542240), (50432, 525295), (54224, 488560), (61070, 433792), (63040, 420236), (67780, 390848), (97712, 271120), (105059, 252160), (108448, 244280), (122140, 216896), (126080, 210118), (135560, 195424)]