49041280

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 127908000

約数和(自身を除く): 78866720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 109, 128, 148, 152, 160, 185, 190, 218, 296, 304, 320, 370, 380, 436, 545, 592, 608, 640, 703, 740, 760, 872, 1090, 1184, 1216, 1406, 1480, 1520, 1744, 2071, 2180, 2368, 2432, 2812, 2960, 3040, 3488, 3515, 4033, 4142, 4360, 4736, 5624, 5920, 6080, 6976, 7030, 8066, 8284, 8720, 10355, 11248, 11840, 12160, 13952, 14060, 16132, 16568, 17440, 20165, 20710, 22496, 23680, 28120, 32264, 33136, 34880, 40330, 41420, 44992, 56240, 64528, 66272, 69760, 76627, 80660, 82840, 89984, 112480, 129056, 132544, 153254, 161320, 165680, 224960, 258112, 265088, 306508, 322640, 331360, 383135, 449920, 516224, 613016, 645280, 662720, 766270, 1226032, 1290560, 1325440, 1532540, 2452064, 2581120, 3065080, 4904128, 6130160, 9808256, 12260320, 24520640, 49041280]

約数ペア:

[(1, 49041280), (2, 24520640), (4, 12260320), (5, 9808256), (8, 6130160), (10, 4904128), (16, 3065080), (19, 2581120), (20, 2452064), (32, 1532540), (37, 1325440), (38, 1290560), (40, 1226032), (64, 766270), (74, 662720), (76, 645280), (80, 613016), (95, 516224), (109, 449920), (128, 383135), (148, 331360), (152, 322640), (160, 306508), (185, 265088), (190, 258112), (218, 224960), (296, 165680), (304, 161320), (320, 153254), (370, 132544), (380, 129056), (436, 112480), (545, 89984), (592, 82840), (608, 80660), (640, 76627), (703, 69760), (740, 66272), (760, 64528), (872, 56240), (1090, 44992), (1184, 41420), (1216, 40330), (1406, 34880), (1480, 33136), (1520, 32264), (1744, 28120), (2071, 23680), (2180, 22496), (2368, 20710), (2432, 20165), (2812, 17440), (2960, 16568), (3040, 16132), (3488, 14060), (3515, 13952), (4033, 12160), (4142, 11840), (4360, 11248), (4736, 10355), (5624, 8720), (5920, 8284), (6080, 8066), (6976, 7030)]