49156240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1439}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 132848640

約数和(自身を除く): 83692400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1439, 1708, 2135, 2440, 2878, 3416, 4270, 4880, 5756, 6832, 7195, 8540, 10073, 11512, 14390, 17080, 20146, 23024, 28780, 34160, 40292, 50365, 57560, 80584, 87779, 100730, 115120, 161168, 175558, 201460, 351116, 402920, 438895, 614453, 702232, 805840, 877790, 1228906, 1404464, 1755580, 2457812, 3072265, 3511160, 4915624, 6144530, 7022320, 9831248, 12289060, 24578120, 49156240]

約数ペア:

[(1, 49156240), (2, 24578120), (4, 12289060), (5, 9831248), (7, 7022320), (8, 6144530), (10, 4915624), (14, 3511160), (16, 3072265), (20, 2457812), (28, 1755580), (35, 1404464), (40, 1228906), (56, 877790), (61, 805840), (70, 702232), (80, 614453), (112, 438895), (122, 402920), (140, 351116), (244, 201460), (280, 175558), (305, 161168), (427, 115120), (488, 100730), (560, 87779), (610, 80584), (854, 57560), (976, 50365), (1220, 40292), (1439, 34160), (1708, 28780), (2135, 23024), (2440, 20146), (2878, 17080), (3416, 14390), (4270, 11512), (4880, 10073), (5756, 8540), (6832, 7195)]