630111700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2077

約数の個数: 72

約数和(自身を含む): 1416706200

約数和(自身を除く): 786594500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 61, 100, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 1325, 1525, 1949, 2650, 3050, 3233, 3898, 5300, 6100, 6466, 7796, 9745, 12932, 16165, 19490, 32330, 38980, 48725, 64660, 80825, 97450, 103297, 118889, 161650, 194900, 206594, 237778, 323300, 413188, 475556, 516485, 594445, 1032970, 1188890, 2065940, 2377780, 2582425, 2972225, 5164850, 5944450, 6301117, 10329700, 11888900, 12602234, 25204468, 31505585, 63011170, 126022340, 157527925, 315055850, 630111700]

約数ペア:

[(1, 630111700), (2, 315055850), (4, 157527925), (5, 126022340), (10, 63011170), (20, 31505585), (25, 25204468), (50, 12602234), (53, 11888900), (61, 10329700), (100, 6301117), (106, 5944450), (122, 5164850), (212, 2972225), (244, 2582425), (265, 2377780), (305, 2065940), (530, 1188890), (610, 1032970), (1060, 594445), (1220, 516485), (1325, 475556), (1525, 413188), (1949, 323300), (2650, 237778), (3050, 206594), (3233, 194900), (3898, 161650), (5300, 118889), (6100, 103297), (6466, 97450), (7796, 80825), (9745, 64660), (12932, 48725), (16165, 38980), (19490, 32330)]