84376420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 195987456

約数和(自身を除く): 111611036

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 61, 62, 92, 97, 115, 122, 124, 155, 194, 230, 244, 305, 310, 388, 460, 485, 610, 620, 713, 970, 1220, 1403, 1426, 1891, 1940, 2231, 2806, 2852, 3007, 3565, 3782, 4462, 5612, 5917, 6014, 7015, 7130, 7564, 8924, 9455, 11155, 11834, 12028, 14030, 14260, 15035, 18910, 22310, 23668, 28060, 29585, 30070, 37820, 43493, 44620, 59170, 60140, 69161, 86986, 118340, 136091, 138322, 173972, 183427, 217465, 272182, 276644, 345805, 366854, 434930, 544364, 680455, 691610, 733708, 869860, 917135, 1360910, 1383220, 1834270, 2721820, 3668540, 4218821, 8437642, 16875284, 21094105, 42188210, 84376420]

約数ペア:

[(1, 84376420), (2, 42188210), (4, 21094105), (5, 16875284), (10, 8437642), (20, 4218821), (23, 3668540), (31, 2721820), (46, 1834270), (61, 1383220), (62, 1360910), (92, 917135), (97, 869860), (115, 733708), (122, 691610), (124, 680455), (155, 544364), (194, 434930), (230, 366854), (244, 345805), (305, 276644), (310, 272182), (388, 217465), (460, 183427), (485, 173972), (610, 138322), (620, 136091), (713, 118340), (970, 86986), (1220, 69161), (1403, 60140), (1426, 59170), (1891, 44620), (1940, 43493), (2231, 37820), (2806, 30070), (2852, 29585), (3007, 28060), (3565, 23668), (3782, 22310), (4462, 18910), (5612, 15035), (5917, 14260), (6014, 14030), (7015, 12028), (7130, 11834), (7564, 11155), (8924, 9455)]