41362880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 108472224

約数和(自身を除く): 67109344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 163, 208, 244, 260, 305, 320, 326, 416, 488, 520, 610, 652, 793, 815, 832, 976, 1040, 1220, 1304, 1586, 1630, 1952, 2080, 2119, 2440, 2608, 3172, 3260, 3904, 3965, 4160, 4238, 4880, 5216, 6344, 6520, 7930, 8476, 9760, 9943, 10432, 10595, 12688, 13040, 15860, 16952, 19520, 19886, 21190, 25376, 26080, 31720, 33904, 39772, 42380, 49715, 50752, 52160, 63440, 67808, 79544, 84760, 99430, 126880, 129259, 135616, 159088, 169520, 198860, 253760, 258518, 318176, 339040, 397720, 517036, 636352, 646295, 678080, 795440, 1034072, 1292590, 1590880, 2068144, 2585180, 3181760, 4136288, 5170360, 8272576, 10340720, 20681440, 41362880]

約数ペア:

[(1, 41362880), (2, 20681440), (4, 10340720), (5, 8272576), (8, 5170360), (10, 4136288), (13, 3181760), (16, 2585180), (20, 2068144), (26, 1590880), (32, 1292590), (40, 1034072), (52, 795440), (61, 678080), (64, 646295), (65, 636352), (80, 517036), (104, 397720), (122, 339040), (130, 318176), (160, 258518), (163, 253760), (208, 198860), (244, 169520), (260, 159088), (305, 135616), (320, 129259), (326, 126880), (416, 99430), (488, 84760), (520, 79544), (610, 67808), (652, 63440), (793, 52160), (815, 50752), (832, 49715), (976, 42380), (1040, 39772), (1220, 33904), (1304, 31720), (1586, 26080), (1630, 25376), (1952, 21190), (2080, 19886), (2119, 19520), (2440, 16952), (2608, 15860), (3172, 13040), (3260, 12688), (3904, 10595), (3965, 10432), (4160, 9943), (4238, 9760), (4880, 8476), (5216, 7930), (6344, 6520)]