8251493120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6277}}^1$

素因数の和:6390

約数の個数: 144

約数和(自身を含む): 21558149760

約数和(自身を除く): 13306656640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 256, 260, 316, 320, 395, 416, 520, 632, 640, 790, 832, 1027, 1040, 1264, 1280, 1580, 1664, 2054, 2080, 2528, 3160, 3328, 4108, 4160, 5056, 5135, 6277, 6320, 8216, 8320, 10112, 10270, 12554, 12640, 16432, 16640, 20224, 20540, 25108, 25280, 31385, 32864, 41080, 50216, 50560, 62770, 65728, 81601, 82160, 100432, 101120, 125540, 131456, 163202, 164320, 200864, 251080, 262912, 326404, 328640, 401728, 408005, 495883, 502160, 652808, 657280, 803456, 816010, 991766, 1004320, 1305616, 1314560, 1606912, 1632020, 1983532, 2008640, 2479415, 2611232, 3264040, 3967064, 4017280, 4958830, 5222464, 6446479, 6528080, 7934128, 8034560, 9917660, 10444928, 12892958, 13056160, 15868256, 19835320, 20889856, 25785916, 26112320, 31736512, 32232395, 39670640, 51571832, 52224640, 63473024, 64464790, 79341280, 103143664, 104449280, 126946048, 128929580, 158682560, 206287328, 257859160, 317365120, 412574656, 515718320, 634730240, 825149312, 1031436640, 1650298624, 2062873280, 4125746560, 8251493120]

約数ペア:

[(1, 8251493120), (2, 4125746560), (4, 2062873280), (5, 1650298624), (8, 1031436640), (10, 825149312), (13, 634730240), (16, 515718320), (20, 412574656), (26, 317365120), (32, 257859160), (40, 206287328), (52, 158682560), (64, 128929580), (65, 126946048), (79, 104449280), (80, 103143664), (104, 79341280), (128, 64464790), (130, 63473024), (158, 52224640), (160, 51571832), (208, 39670640), (256, 32232395), (260, 31736512), (316, 26112320), (320, 25785916), (395, 20889856), (416, 19835320), (520, 15868256), (632, 13056160), (640, 12892958), (790, 10444928), (832, 9917660), (1027, 8034560), (1040, 7934128), (1264, 6528080), (1280, 6446479), (1580, 5222464), (1664, 4958830), (2054, 4017280), (2080, 3967064), (2528, 3264040), (3160, 2611232), (3328, 2479415), (4108, 2008640), (4160, 1983532), (5056, 1632020), (5135, 1606912), (6277, 1314560), (6320, 1305616), (8216, 1004320), (8320, 991766), (10112, 816010), (10270, 803456), (12554, 657280), (12640, 652808), (16432, 502160), (16640, 495883), (20224, 408005), (20540, 401728), (25108, 328640), (25280, 326404), (31385, 262912), (32864, 251080), (41080, 200864), (50216, 164320), (50560, 163202), (62770, 131456), (65728, 125540), (81601, 101120), (82160, 100432)]