64910449280

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1\times {\mathrm{1933}}^1$

素因数の和:2762

約数の個数: 128

約数和(自身を含む): 157656585600

約数和(自身を除く): 92746136320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 739, 1136, 1420, 1478, 1933, 2272, 2840, 2956, 3695, 3866, 4544, 5680, 5912, 7390, 7732, 9088, 9665, 11360, 11824, 14780, 15464, 19330, 22720, 23648, 29560, 30928, 38660, 45440, 47296, 52469, 59120, 61856, 77320, 94592, 104938, 118240, 123712, 137243, 154640, 209876, 236480, 247424, 262345, 274486, 309280, 419752, 472960, 524690, 548972, 618560, 686215, 839504, 1049380, 1097944, 1237120, 1372430, 1428487, 1679008, 2098760, 2195888, 2744860, 2856974, 3358016, 4197520, 4391776, 5489720, 5713948, 6716032, 7142435, 8395040, 8783552, 10979440, 11427896, 14284870, 16790080, 17567104, 21958880, 22855792, 28569740, 33580160, 43917760, 45711584, 57139480, 87835520, 91423168, 101422577, 114278960, 182846336, 202845154, 228557920, 405690308, 457115840, 507112885, 811380616, 914231680, 1014225770, 1622761232, 2028451540, 3245522464, 4056903080, 6491044928, 8113806160, 12982089856, 16227612320, 32455224640, 64910449280]

約数ペア:

[(1, 64910449280), (2, 32455224640), (4, 16227612320), (5, 12982089856), (8, 8113806160), (10, 6491044928), (16, 4056903080), (20, 3245522464), (32, 2028451540), (40, 1622761232), (64, 1014225770), (71, 914231680), (80, 811380616), (128, 507112885), (142, 457115840), (160, 405690308), (284, 228557920), (320, 202845154), (355, 182846336), (568, 114278960), (640, 101422577), (710, 91423168), (739, 87835520), (1136, 57139480), (1420, 45711584), (1478, 43917760), (1933, 33580160), (2272, 28569740), (2840, 22855792), (2956, 21958880), (3695, 17567104), (3866, 16790080), (4544, 14284870), (5680, 11427896), (5912, 10979440), (7390, 8783552), (7732, 8395040), (9088, 7142435), (9665, 6716032), (11360, 5713948), (11824, 5489720), (14780, 4391776), (15464, 4197520), (19330, 3358016), (22720, 2856974), (23648, 2744860), (29560, 2195888), (30928, 2098760), (38660, 1679008), (45440, 1428487), (47296, 1372430), (52469, 1237120), (59120, 1097944), (61856, 1049380), (77320, 839504), (94592, 686215), (104938, 618560), (118240, 548972), (123712, 524690), (137243, 472960), (154640, 419752), (209876, 309280), (236480, 274486), (247424, 262345)]