48489980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:124

約数の個数: 144

約数和(自身を含む): 136152576

約数和(自身を除く): 87662596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 37, 44, 46, 55, 70, 74, 77, 92, 110, 115, 140, 148, 154, 161, 185, 220, 230, 253, 259, 308, 322, 370, 385, 407, 460, 506, 518, 644, 740, 770, 805, 814, 851, 1012, 1036, 1265, 1295, 1369, 1540, 1610, 1628, 1702, 1771, 2035, 2530, 2590, 2738, 2849, 3220, 3404, 3542, 4070, 4255, 5060, 5180, 5476, 5698, 5957, 6845, 7084, 8140, 8510, 8855, 9361, 9583, 11396, 11914, 13690, 14245, 15059, 17020, 17710, 18722, 19166, 23828, 27380, 28490, 29785, 30118, 31487, 35420, 37444, 38332, 46805, 47915, 56980, 59570, 60236, 62974, 65527, 75295, 93610, 95830, 105413, 119140, 125948, 131054, 150590, 157435, 187220, 191660, 210826, 220409, 262108, 301180, 314870, 327635, 346357, 421652, 440818, 527065, 629740, 655270, 692714, 881636, 1054130, 1102045, 1310540, 1385428, 1731785, 2108260, 2204090, 2424499, 3463570, 4408180, 4848998, 6927140, 9697996, 12122495, 24244990, 48489980]

約数ペア:

[(1, 48489980), (2, 24244990), (4, 12122495), (5, 9697996), (7, 6927140), (10, 4848998), (11, 4408180), (14, 3463570), (20, 2424499), (22, 2204090), (23, 2108260), (28, 1731785), (35, 1385428), (37, 1310540), (44, 1102045), (46, 1054130), (55, 881636), (70, 692714), (74, 655270), (77, 629740), (92, 527065), (110, 440818), (115, 421652), (140, 346357), (148, 327635), (154, 314870), (161, 301180), (185, 262108), (220, 220409), (230, 210826), (253, 191660), (259, 187220), (308, 157435), (322, 150590), (370, 131054), (385, 125948), (407, 119140), (460, 105413), (506, 95830), (518, 93610), (644, 75295), (740, 65527), (770, 62974), (805, 60236), (814, 59570), (851, 56980), (1012, 47915), (1036, 46805), (1265, 38332), (1295, 37444), (1369, 35420), (1540, 31487), (1610, 30118), (1628, 29785), (1702, 28490), (1771, 27380), (2035, 23828), (2530, 19166), (2590, 18722), (2738, 17710), (2849, 17020), (3220, 15059), (3404, 14245), (3542, 13690), (4070, 11914), (4255, 11396), (5060, 9583), (5180, 9361), (5476, 8855), (5698, 8510), (5957, 8140), (6845, 7084)]