98954780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 211559040

約数和(自身を除く): 112604260

約数列:

[1, 2, 4, 5, 10, 20, 131, 179, 211, 262, 358, 422, 524, 655, 716, 844, 895, 1055, 1310, 1790, 2110, 2620, 3580, 4220, 23449, 27641, 37769, 46898, 55282, 75538, 93796, 110564, 117245, 138205, 151076, 188845, 234490, 276410, 377690, 468980, 552820, 755380, 4947739, 9895478, 19790956, 24738695, 49477390, 98954780]

約数ペア:

[(1, 98954780), (2, 49477390), (4, 24738695), (5, 19790956), (10, 9895478), (20, 4947739), (131, 755380), (179, 552820), (211, 468980), (262, 377690), (358, 276410), (422, 234490), (524, 188845), (655, 151076), (716, 138205), (844, 117245), (895, 110564), (1055, 93796), (1310, 75538), (1790, 55282), (2110, 46898), (2620, 37769), (3580, 27641), (4220, 23449)]