50915440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 130960368

約数和(自身を除く): 80044928

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 43, 76, 80, 82, 86, 95, 152, 164, 172, 190, 205, 215, 304, 328, 344, 361, 380, 410, 430, 656, 688, 722, 760, 779, 817, 820, 860, 1444, 1520, 1558, 1634, 1640, 1720, 1763, 1805, 2888, 3116, 3268, 3280, 3440, 3526, 3610, 3895, 4085, 5776, 6232, 6536, 7052, 7220, 7790, 8170, 8815, 12464, 13072, 14104, 14440, 14801, 15523, 15580, 16340, 17630, 28208, 28880, 29602, 31046, 31160, 32680, 33497, 35260, 59204, 62092, 62320, 65360, 66994, 70520, 74005, 77615, 118408, 124184, 133988, 141040, 148010, 155230, 167485, 236816, 248368, 267976, 296020, 310460, 334970, 535952, 592040, 620920, 636443, 669940, 1184080, 1241840, 1272886, 1339880, 2545772, 2679760, 3182215, 5091544, 6364430, 10183088, 12728860, 25457720, 50915440]

約数ペア:

[(1, 50915440), (2, 25457720), (4, 12728860), (5, 10183088), (8, 6364430), (10, 5091544), (16, 3182215), (19, 2679760), (20, 2545772), (38, 1339880), (40, 1272886), (41, 1241840), (43, 1184080), (76, 669940), (80, 636443), (82, 620920), (86, 592040), (95, 535952), (152, 334970), (164, 310460), (172, 296020), (190, 267976), (205, 248368), (215, 236816), (304, 167485), (328, 155230), (344, 148010), (361, 141040), (380, 133988), (410, 124184), (430, 118408), (656, 77615), (688, 74005), (722, 70520), (760, 66994), (779, 65360), (817, 62320), (820, 62092), (860, 59204), (1444, 35260), (1520, 33497), (1558, 32680), (1634, 31160), (1640, 31046), (1720, 29602), (1763, 28880), (1805, 28208), (2888, 17630), (3116, 16340), (3268, 15580), (3280, 15523), (3440, 14801), (3526, 14440), (3610, 14104), (3895, 13072), (4085, 12464), (5776, 8815), (6232, 8170), (6536, 7790), (7052, 7220)]