42885440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 112

約数和(自身を含む): 112440720

約数和(自身を除く): 69555280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 169, 208, 244, 260, 305, 320, 338, 416, 488, 520, 610, 676, 793, 832, 845, 976, 1040, 1220, 1352, 1586, 1690, 1952, 2080, 2197, 2440, 2704, 3172, 3380, 3904, 3965, 4160, 4394, 4880, 5408, 6344, 6760, 7930, 8788, 9760, 10309, 10816, 10985, 12688, 13520, 15860, 17576, 19520, 20618, 21970, 25376, 27040, 31720, 35152, 41236, 43940, 50752, 51545, 54080, 63440, 70304, 82472, 87880, 103090, 126880, 134017, 140608, 164944, 175760, 206180, 253760, 268034, 329888, 351520, 412360, 536068, 659776, 670085, 703040, 824720, 1072136, 1340170, 1649440, 2144272, 2680340, 3298880, 4288544, 5360680, 8577088, 10721360, 21442720, 42885440]

約数ペア:

[(1, 42885440), (2, 21442720), (4, 10721360), (5, 8577088), (8, 5360680), (10, 4288544), (13, 3298880), (16, 2680340), (20, 2144272), (26, 1649440), (32, 1340170), (40, 1072136), (52, 824720), (61, 703040), (64, 670085), (65, 659776), (80, 536068), (104, 412360), (122, 351520), (130, 329888), (160, 268034), (169, 253760), (208, 206180), (244, 175760), (260, 164944), (305, 140608), (320, 134017), (338, 126880), (416, 103090), (488, 87880), (520, 82472), (610, 70304), (676, 63440), (793, 54080), (832, 51545), (845, 50752), (976, 43940), (1040, 41236), (1220, 35152), (1352, 31720), (1586, 27040), (1690, 25376), (1952, 21970), (2080, 20618), (2197, 19520), (2440, 17576), (2704, 15860), (3172, 13520), (3380, 12688), (3904, 10985), (3965, 10816), (4160, 10309), (4394, 9760), (4880, 8788), (5408, 7930), (6344, 6760)]