209500500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{12697}}^1$

素因数の和:12730

約数の個数: 96

約数和(自身を含む): 665578368

約数和(自身を除く): 456077868

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 125, 132, 150, 165, 220, 250, 275, 300, 330, 375, 500, 550, 660, 750, 825, 1100, 1375, 1500, 1650, 2750, 3300, 4125, 5500, 8250, 12697, 16500, 25394, 38091, 50788, 63485, 76182, 126970, 139667, 152364, 190455, 253940, 279334, 317425, 380910, 419001, 558668, 634850, 698335, 761820, 838002, 952275, 1269700, 1396670, 1587125, 1676004, 1904550, 2095005, 2793340, 3174250, 3491675, 3809100, 4190010, 4761375, 6348500, 6983350, 8380020, 9522750, 10475025, 13966700, 17458375, 19045500, 20950050, 34916750, 41900100, 52375125, 69833500, 104750250, 209500500]

約数ペア:

[(1, 209500500), (2, 104750250), (3, 69833500), (4, 52375125), (5, 41900100), (6, 34916750), (10, 20950050), (11, 19045500), (12, 17458375), (15, 13966700), (20, 10475025), (22, 9522750), (25, 8380020), (30, 6983350), (33, 6348500), (44, 4761375), (50, 4190010), (55, 3809100), (60, 3491675), (66, 3174250), (75, 2793340), (100, 2095005), (110, 1904550), (125, 1676004), (132, 1587125), (150, 1396670), (165, 1269700), (220, 952275), (250, 838002), (275, 761820), (300, 698335), (330, 634850), (375, 558668), (500, 419001), (550, 380910), (660, 317425), (750, 279334), (825, 253940), (1100, 190455), (1375, 152364), (1500, 139667), (1650, 126970), (2750, 76182), (3300, 63485), (4125, 50788), (5500, 38091), (8250, 25394), (12697, 16500)]