49939890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1$

素因数の和:1704

約数の個数: 128

約数和(自身を含む): 161021952

約数和(自身を除く): 111082062

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 715, 770, 858, 910, 1001, 1155, 1365, 1430, 1663, 2002, 2145, 2310, 2730, 3003, 3326, 4290, 4989, 5005, 6006, 8315, 9978, 10010, 11641, 15015, 16630, 18293, 21619, 23282, 24945, 30030, 34923, 36586, 43238, 49890, 54879, 58205, 64857, 69846, 91465, 108095, 109758, 116410, 128051, 129714, 151333, 174615, 182930, 216190, 237809, 256102, 274395, 302666, 324285, 349230, 384153, 453999, 475618, 548790, 640255, 648570, 713427, 756665, 768306, 907998, 1189045, 1280510, 1426854, 1513330, 1664663, 1920765, 2269995, 2378090, 3329326, 3567135, 3841530, 4539990, 4993989, 7134270, 8323315, 9987978, 16646630, 24969945, 49939890]

約数ペア:

[(1, 49939890), (2, 24969945), (3, 16646630), (5, 9987978), (6, 8323315), (7, 7134270), (10, 4993989), (11, 4539990), (13, 3841530), (14, 3567135), (15, 3329326), (21, 2378090), (22, 2269995), (26, 1920765), (30, 1664663), (33, 1513330), (35, 1426854), (39, 1280510), (42, 1189045), (55, 907998), (65, 768306), (66, 756665), (70, 713427), (77, 648570), (78, 640255), (91, 548790), (105, 475618), (110, 453999), (130, 384153), (143, 349230), (154, 324285), (165, 302666), (182, 274395), (195, 256102), (210, 237809), (231, 216190), (273, 182930), (286, 174615), (330, 151333), (385, 129714), (390, 128051), (429, 116410), (455, 109758), (462, 108095), (546, 91465), (715, 69846), (770, 64857), (858, 58205), (910, 54879), (1001, 49890), (1155, 43238), (1365, 36586), (1430, 34923), (1663, 30030), (2002, 24945), (2145, 23282), (2310, 21619), (2730, 18293), (3003, 16630), (3326, 15015), (4290, 11641), (4989, 10010), (5005, 9978), (6006, 8315)]