77021840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1$

素因数の和:1840

約数の個数: 80

約数和(自身を含む): 207367680

約数和(自身を除く): 130345840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 1741, 2212, 2765, 3160, 3482, 4424, 5530, 6320, 6964, 8705, 8848, 11060, 12187, 13928, 17410, 22120, 24374, 27856, 34820, 44240, 48748, 60935, 69640, 97496, 121870, 137539, 139280, 194992, 243740, 275078, 487480, 550156, 687695, 962773, 974960, 1100312, 1375390, 1925546, 2200624, 2750780, 3851092, 4813865, 5501560, 7702184, 9627730, 11003120, 15404368, 19255460, 38510920, 77021840]

約数ペア:

[(1, 77021840), (2, 38510920), (4, 19255460), (5, 15404368), (7, 11003120), (8, 9627730), (10, 7702184), (14, 5501560), (16, 4813865), (20, 3851092), (28, 2750780), (35, 2200624), (40, 1925546), (56, 1375390), (70, 1100312), (79, 974960), (80, 962773), (112, 687695), (140, 550156), (158, 487480), (280, 275078), (316, 243740), (395, 194992), (553, 139280), (560, 137539), (632, 121870), (790, 97496), (1106, 69640), (1264, 60935), (1580, 48748), (1741, 44240), (2212, 34820), (2765, 27856), (3160, 24374), (3482, 22120), (4424, 17410), (5530, 13928), (6320, 12187), (6964, 11060), (8705, 8848)]