121913480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2417}}^1$

素因数の和:2538

約数の個数: 64

約数和(自身を含む): 298574640

約数和(自身を除く): 176661160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 776, 970, 1261, 1940, 2417, 2522, 3880, 4834, 5044, 6305, 9668, 10088, 12085, 12610, 19336, 24170, 25220, 31421, 48340, 50440, 62842, 96680, 125684, 157105, 234449, 251368, 314210, 468898, 628420, 937796, 1172245, 1256840, 1875592, 2344490, 3047837, 4688980, 6095674, 9377960, 12191348, 15239185, 24382696, 30478370, 60956740, 121913480]

約数ペア:

[(1, 121913480), (2, 60956740), (4, 30478370), (5, 24382696), (8, 15239185), (10, 12191348), (13, 9377960), (20, 6095674), (26, 4688980), (40, 3047837), (52, 2344490), (65, 1875592), (97, 1256840), (104, 1172245), (130, 937796), (194, 628420), (260, 468898), (388, 314210), (485, 251368), (520, 234449), (776, 157105), (970, 125684), (1261, 96680), (1940, 62842), (2417, 50440), (2522, 48340), (3880, 31421), (4834, 25220), (5044, 24170), (6305, 19336), (9668, 12610), (10088, 12085)]