2100081700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{5101}}^1$

素因数の和:5317

約数の個数: 72

約数和(自身を含む): 4782818880

約数和(自身を除く): 2682737180

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 179, 230, 358, 460, 575, 716, 895, 1150, 1790, 2300, 3580, 4117, 4475, 5101, 8234, 8950, 10202, 16468, 17900, 20404, 20585, 25505, 41170, 51010, 82340, 102020, 102925, 117323, 127525, 205850, 234646, 255050, 411700, 469292, 510100, 586615, 913079, 1173230, 1826158, 2346460, 2933075, 3652316, 4565395, 5866150, 9130790, 11732300, 18261580, 21000817, 22826975, 42001634, 45653950, 84003268, 91307900, 105004085, 210008170, 420016340, 525020425, 1050040850, 2100081700]

約数ペア:

[(1, 2100081700), (2, 1050040850), (4, 525020425), (5, 420016340), (10, 210008170), (20, 105004085), (23, 91307900), (25, 84003268), (46, 45653950), (50, 42001634), (92, 22826975), (100, 21000817), (115, 18261580), (179, 11732300), (230, 9130790), (358, 5866150), (460, 4565395), (575, 3652316), (716, 2933075), (895, 2346460), (1150, 1826158), (1790, 1173230), (2300, 913079), (3580, 586615), (4117, 510100), (4475, 469292), (5101, 411700), (8234, 255050), (8950, 234646), (10202, 205850), (16468, 127525), (17900, 117323), (20404, 102925), (20585, 102020), (25505, 82340), (41170, 51010)]