28786292480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{65951}}^1$

素因数の和:66014

約数の個数: 144

約数和(自身を含む): 77648191488

約数和(自身を除く): 48861899008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1280, 1364, 1408, 1705, 1760, 1984, 2480, 2728, 2816, 3410, 3520, 3968, 4960, 5456, 6820, 7040, 7936, 9920, 10912, 13640, 14080, 19840, 21824, 27280, 39680, 43648, 54560, 65951, 87296, 109120, 131902, 218240, 263804, 329755, 436480, 527608, 659510, 725461, 1055216, 1319020, 1450922, 2044481, 2110432, 2638040, 2901844, 3627305, 4088962, 4220864, 5276080, 5803688, 7254610, 8177924, 8441728, 10222405, 10552160, 11607376, 14509220, 16355848, 16883456, 20444810, 21104320, 22489291, 23214752, 29018440, 32711696, 40889620, 42208640, 44978582, 46429504, 58036880, 65423392, 81779240, 84417280, 89957164, 92859008, 112446455, 116073760, 130846784, 163558480, 179914328, 185718016, 224892910, 232147520, 261693568, 327116960, 359828656, 449785820, 464295040, 523387136, 654233920, 719657312, 899571640, 928590080, 1308467840, 1439314624, 1799143280, 2616935680, 2878629248, 3598286560, 5757258496, 7196573120, 14393146240, 28786292480]

約数ペア:

[(1, 28786292480), (2, 14393146240), (4, 7196573120), (5, 5757258496), (8, 3598286560), (10, 2878629248), (11, 2616935680), (16, 1799143280), (20, 1439314624), (22, 1308467840), (31, 928590080), (32, 899571640), (40, 719657312), (44, 654233920), (55, 523387136), (62, 464295040), (64, 449785820), (80, 359828656), (88, 327116960), (110, 261693568), (124, 232147520), (128, 224892910), (155, 185718016), (160, 179914328), (176, 163558480), (220, 130846784), (248, 116073760), (256, 112446455), (310, 92859008), (320, 89957164), (341, 84417280), (352, 81779240), (440, 65423392), (496, 58036880), (620, 46429504), (640, 44978582), (682, 42208640), (704, 40889620), (880, 32711696), (992, 29018440), (1240, 23214752), (1280, 22489291), (1364, 21104320), (1408, 20444810), (1705, 16883456), (1760, 16355848), (1984, 14509220), (2480, 11607376), (2728, 10552160), (2816, 10222405), (3410, 8441728), (3520, 8177924), (3968, 7254610), (4960, 5803688), (5456, 5276080), (6820, 4220864), (7040, 4088962), (7936, 3627305), (9920, 2901844), (10912, 2638040), (13640, 2110432), (14080, 2044481), (19840, 1450922), (21824, 1319020), (27280, 1055216), (39680, 725461), (43648, 659510), (54560, 527608), (65951, 436480), (87296, 329755), (109120, 263804), (131902, 218240)]