64349800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 157489920

約数和(自身を除く): 93140120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 97, 100, 107, 124, 155, 194, 200, 214, 248, 310, 388, 428, 485, 535, 620, 775, 776, 856, 970, 1070, 1240, 1550, 1940, 2140, 2425, 2675, 3007, 3100, 3317, 3880, 4280, 4850, 5350, 6014, 6200, 6634, 9700, 10379, 10700, 12028, 13268, 15035, 16585, 19400, 20758, 21400, 24056, 26536, 30070, 33170, 41516, 51895, 60140, 66340, 75175, 82925, 83032, 103790, 120280, 132680, 150350, 165850, 207580, 259475, 300700, 321749, 331700, 415160, 518950, 601400, 643498, 663400, 1037900, 1286996, 1608745, 2075800, 2573992, 3217490, 6434980, 8043725, 12869960, 16087450, 32174900, 64349800]

約数ペア:

[(1, 64349800), (2, 32174900), (4, 16087450), (5, 12869960), (8, 8043725), (10, 6434980), (20, 3217490), (25, 2573992), (31, 2075800), (40, 1608745), (50, 1286996), (62, 1037900), (97, 663400), (100, 643498), (107, 601400), (124, 518950), (155, 415160), (194, 331700), (200, 321749), (214, 300700), (248, 259475), (310, 207580), (388, 165850), (428, 150350), (485, 132680), (535, 120280), (620, 103790), (775, 83032), (776, 82925), (856, 75175), (970, 66340), (1070, 60140), (1240, 51895), (1550, 41516), (1940, 33170), (2140, 30070), (2425, 26536), (2675, 24056), (3007, 21400), (3100, 20758), (3317, 19400), (3880, 16585), (4280, 15035), (4850, 13268), (5350, 12028), (6014, 10700), (6200, 10379), (6634, 9700)]