100858660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 249157944

約数和(自身を除く): 148299284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 97, 98, 140, 194, 196, 245, 388, 485, 490, 679, 970, 980, 1061, 1358, 1940, 2122, 2716, 3395, 4244, 4753, 5305, 6790, 7427, 9506, 10610, 13580, 14854, 19012, 21220, 23765, 29708, 37135, 47530, 51989, 74270, 95060, 102917, 103978, 148540, 205834, 207956, 259945, 411668, 514585, 519890, 720419, 1029170, 1039780, 1440838, 2058340, 2881676, 3602095, 5042933, 7204190, 10085866, 14408380, 20171732, 25214665, 50429330, 100858660]

約数ペア:

[(1, 100858660), (2, 50429330), (4, 25214665), (5, 20171732), (7, 14408380), (10, 10085866), (14, 7204190), (20, 5042933), (28, 3602095), (35, 2881676), (49, 2058340), (70, 1440838), (97, 1039780), (98, 1029170), (140, 720419), (194, 519890), (196, 514585), (245, 411668), (388, 259945), (485, 207956), (490, 205834), (679, 148540), (970, 103978), (980, 102917), (1061, 95060), (1358, 74270), (1940, 51989), (2122, 47530), (2716, 37135), (3395, 29708), (4244, 23765), (4753, 21220), (5305, 19012), (6790, 14854), (7427, 13580), (9506, 10610)]