20146537900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1319}}^1\times {\mathrm{8039}}^1$

素因数の和:9391

約数の個数: 72

約数和(自身を含む): 46059552000

約数和(自身を除く): 25913014100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1319, 1900, 2638, 5276, 6595, 8039, 13190, 16078, 25061, 26380, 32156, 32975, 40195, 50122, 65950, 80390, 100244, 125305, 131900, 152741, 160780, 200975, 250610, 305482, 401950, 501220, 610964, 626525, 763705, 803900, 1253050, 1527410, 2506100, 3054820, 3818525, 7637050, 10603441, 15274100, 21206882, 42413764, 53017205, 106034410, 201465379, 212068820, 265086025, 402930758, 530172050, 805861516, 1007326895, 1060344100, 2014653790, 4029307580, 5036634475, 10073268950, 20146537900]

約数ペア:

[(1, 20146537900), (2, 10073268950), (4, 5036634475), (5, 4029307580), (10, 2014653790), (19, 1060344100), (20, 1007326895), (25, 805861516), (38, 530172050), (50, 402930758), (76, 265086025), (95, 212068820), (100, 201465379), (190, 106034410), (380, 53017205), (475, 42413764), (950, 21206882), (1319, 15274100), (1900, 10603441), (2638, 7637050), (5276, 3818525), (6595, 3054820), (8039, 2506100), (13190, 1527410), (16078, 1253050), (25061, 803900), (26380, 763705), (32156, 626525), (32975, 610964), (40195, 501220), (50122, 401950), (65950, 305482), (80390, 250610), (100244, 200975), (125305, 160780), (131900, 152741)]