28755650

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 108

約数和(自身を含む): 69093234

約数和(自身を除く): 40337584

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 97, 98, 110, 121, 154, 175, 194, 242, 245, 275, 350, 385, 485, 490, 539, 550, 605, 679, 770, 847, 970, 1067, 1078, 1210, 1225, 1358, 1694, 1925, 2134, 2425, 2450, 2695, 3025, 3395, 3850, 4235, 4753, 4850, 5335, 5390, 5929, 6050, 6790, 7469, 8470, 9506, 10670, 11737, 11858, 13475, 14938, 16975, 21175, 23474, 23765, 26675, 26950, 29645, 33950, 37345, 42350, 47530, 52283, 53350, 58685, 59290, 74690, 82159, 104566, 117370, 118825, 148225, 164318, 186725, 237650, 261415, 293425, 296450, 373450, 410795, 522830, 575113, 586850, 821590, 1150226, 1307075, 2053975, 2614150, 2875565, 4107950, 5751130, 14377825, 28755650]

約数ペア:

[(1, 28755650), (2, 14377825), (5, 5751130), (7, 4107950), (10, 2875565), (11, 2614150), (14, 2053975), (22, 1307075), (25, 1150226), (35, 821590), (49, 586850), (50, 575113), (55, 522830), (70, 410795), (77, 373450), (97, 296450), (98, 293425), (110, 261415), (121, 237650), (154, 186725), (175, 164318), (194, 148225), (242, 118825), (245, 117370), (275, 104566), (350, 82159), (385, 74690), (485, 59290), (490, 58685), (539, 53350), (550, 52283), (605, 47530), (679, 42350), (770, 37345), (847, 33950), (970, 29645), (1067, 26950), (1078, 26675), (1210, 23765), (1225, 23474), (1358, 21175), (1694, 16975), (1925, 14938), (2134, 13475), (2425, 11858), (2450, 11737), (2695, 10670), (3025, 9506), (3395, 8470), (3850, 7469), (4235, 6790), (4753, 6050), (4850, 5929), (5335, 5390)]