49939500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 158270112

約数和(自身を除く): 108330612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 169, 195, 197, 250, 260, 300, 325, 338, 375, 390, 394, 500, 507, 591, 650, 676, 750, 780, 788, 845, 975, 985, 1014, 1182, 1300, 1500, 1625, 1690, 1950, 1970, 2028, 2364, 2535, 2561, 2955, 3250, 3380, 3900, 3940, 4225, 4875, 4925, 5070, 5122, 5910, 6500, 7683, 8450, 9750, 9850, 10140, 10244, 11820, 12675, 12805, 14775, 15366, 16900, 19500, 19700, 21125, 24625, 25350, 25610, 29550, 30732, 33293, 38415, 42250, 49250, 50700, 51220, 59100, 63375, 64025, 66586, 73875, 76830, 84500, 98500, 99879, 126750, 128050, 133172, 147750, 153660, 166465, 192075, 199758, 253500, 256100, 295500, 320125, 332930, 384150, 399516, 499395, 640250, 665860, 768300, 832325, 960375, 998790, 1280500, 1664650, 1920750, 1997580, 2496975, 3329300, 3841500, 4161625, 4993950, 8323250, 9987900, 12484875, 16646500, 24969750, 49939500]

約数ペア:

[(1, 49939500), (2, 24969750), (3, 16646500), (4, 12484875), (5, 9987900), (6, 8323250), (10, 4993950), (12, 4161625), (13, 3841500), (15, 3329300), (20, 2496975), (25, 1997580), (26, 1920750), (30, 1664650), (39, 1280500), (50, 998790), (52, 960375), (60, 832325), (65, 768300), (75, 665860), (78, 640250), (100, 499395), (125, 399516), (130, 384150), (150, 332930), (156, 320125), (169, 295500), (195, 256100), (197, 253500), (250, 199758), (260, 192075), (300, 166465), (325, 153660), (338, 147750), (375, 133172), (390, 128050), (394, 126750), (500, 99879), (507, 98500), (591, 84500), (650, 76830), (676, 73875), (750, 66586), (780, 64025), (788, 63375), (845, 59100), (975, 51220), (985, 50700), (1014, 49250), (1182, 42250), (1300, 38415), (1500, 33293), (1625, 30732), (1690, 29550), (1950, 25610), (1970, 25350), (2028, 24625), (2364, 21125), (2535, 19700), (2561, 19500), (2955, 16900), (3250, 15366), (3380, 14775), (3900, 12805), (3940, 12675), (4225, 11820), (4875, 10244), (4925, 10140), (5070, 9850), (5122, 9750), (5910, 8450), (6500, 7683)]