40601600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 110188260

約数和(自身を除く): 69586660

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 61, 64, 65, 80, 100, 104, 122, 128, 130, 160, 200, 208, 244, 256, 260, 305, 320, 325, 400, 416, 488, 512, 520, 610, 640, 650, 793, 800, 832, 976, 1024, 1040, 1220, 1280, 1300, 1525, 1586, 1600, 1664, 1952, 2048, 2080, 2440, 2560, 2600, 3050, 3172, 3200, 3328, 3904, 3965, 4160, 4880, 5120, 5200, 6100, 6344, 6400, 6656, 7808, 7930, 8320, 9760, 10240, 10400, 12200, 12688, 12800, 13312, 15616, 15860, 16640, 19520, 19825, 20800, 24400, 25376, 25600, 26624, 31232, 31720, 33280, 39040, 39650, 41600, 48800, 50752, 51200, 62464, 63440, 66560, 78080, 79300, 83200, 97600, 101504, 124928, 126880, 133120, 156160, 158600, 166400, 195200, 203008, 253760, 312320, 317200, 332800, 390400, 406016, 507520, 624640, 634400, 665600, 780800, 812032, 1015040, 1268800, 1561600, 1624064, 2030080, 2537600, 3123200, 4060160, 5075200, 8120320, 10150400, 20300800, 40601600]

約数ペア:

[(1, 40601600), (2, 20300800), (4, 10150400), (5, 8120320), (8, 5075200), (10, 4060160), (13, 3123200), (16, 2537600), (20, 2030080), (25, 1624064), (26, 1561600), (32, 1268800), (40, 1015040), (50, 812032), (52, 780800), (61, 665600), (64, 634400), (65, 624640), (80, 507520), (100, 406016), (104, 390400), (122, 332800), (128, 317200), (130, 312320), (160, 253760), (200, 203008), (208, 195200), (244, 166400), (256, 158600), (260, 156160), (305, 133120), (320, 126880), (325, 124928), (400, 101504), (416, 97600), (488, 83200), (512, 79300), (520, 78080), (610, 66560), (640, 63440), (650, 62464), (793, 51200), (800, 50752), (832, 48800), (976, 41600), (1024, 39650), (1040, 39040), (1220, 33280), (1280, 31720), (1300, 31232), (1525, 26624), (1586, 25600), (1600, 25376), (1664, 24400), (1952, 20800), (2048, 19825), (2080, 19520), (2440, 16640), (2560, 15860), (2600, 15616), (3050, 13312), (3172, 12800), (3200, 12688), (3328, 12200), (3904, 10400), (3965, 10240), (4160, 9760), (4880, 8320), (5120, 7930), (5200, 7808), (6100, 6656), (6344, 6400)]