2017608100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{3779}}^1$

素因数の和:4093

約数の個数: 72

約数和(自身を含む): 4626266400

約数和(自身を除く): 2608658300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 281, 380, 475, 562, 950, 1124, 1405, 1900, 2810, 3779, 5339, 5620, 7025, 7558, 10678, 14050, 15116, 18895, 21356, 26695, 28100, 37790, 53390, 71801, 75580, 94475, 106780, 133475, 143602, 188950, 266950, 287204, 359005, 377900, 533900, 718010, 1061899, 1436020, 1795025, 2123798, 3590050, 4247596, 5309495, 7180100, 10618990, 20176081, 21237980, 26547475, 40352162, 53094950, 80704324, 100880405, 106189900, 201760810, 403521620, 504402025, 1008804050, 2017608100]

約数ペア:

[(1, 2017608100), (2, 1008804050), (4, 504402025), (5, 403521620), (10, 201760810), (19, 106189900), (20, 100880405), (25, 80704324), (38, 53094950), (50, 40352162), (76, 26547475), (95, 21237980), (100, 20176081), (190, 10618990), (281, 7180100), (380, 5309495), (475, 4247596), (562, 3590050), (950, 2123798), (1124, 1795025), (1405, 1436020), (1900, 1061899), (2810, 718010), (3779, 533900), (5339, 377900), (5620, 359005), (7025, 287204), (7558, 266950), (10678, 188950), (14050, 143602), (15116, 133475), (18895, 106780), (21356, 94475), (26695, 75580), (28100, 71801), (37790, 53390)]