81781870788

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1051}}^1\times {\mathrm{45989}}^1$

素因数の和:47097

約数の個数: 72

約数和(自身を含む): 211330304640

約数和(自身を除く): 129548433852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1051, 1692, 2102, 3153, 4204, 6306, 9459, 12612, 18918, 37836, 45989, 49397, 91978, 98794, 137967, 148191, 183956, 197588, 275934, 296382, 413901, 444573, 551868, 592764, 827802, 889146, 1655604, 1778292, 2161483, 4322966, 6484449, 8645932, 12968898, 19453347, 25937796, 38906694, 48334439, 77813388, 96668878, 145003317, 193337756, 290006634, 435009951, 580013268, 870019902, 1740039804, 2271718633, 4543437266, 6815155899, 9086874532, 13630311798, 20445467697, 27260623596, 40890935394, 81781870788]

約数ペア:

[(1, 81781870788), (2, 40890935394), (3, 27260623596), (4, 20445467697), (6, 13630311798), (9, 9086874532), (12, 6815155899), (18, 4543437266), (36, 2271718633), (47, 1740039804), (94, 870019902), (141, 580013268), (188, 435009951), (282, 290006634), (423, 193337756), (564, 145003317), (846, 96668878), (1051, 77813388), (1692, 48334439), (2102, 38906694), (3153, 25937796), (4204, 19453347), (6306, 12968898), (9459, 8645932), (12612, 6484449), (18918, 4322966), (37836, 2161483), (45989, 1778292), (49397, 1655604), (91978, 889146), (98794, 827802), (137967, 592764), (148191, 551868), (183956, 444573), (197588, 413901), (275934, 296382)]