50878880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 131897808

約数和(自身を除く): 81018928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 401, 416, 488, 520, 610, 793, 802, 976, 1040, 1220, 1586, 1604, 1952, 2005, 2080, 2440, 3172, 3208, 3965, 4010, 4880, 5213, 6344, 6416, 7930, 8020, 9760, 10426, 12688, 12832, 15860, 16040, 20852, 24461, 25376, 26065, 31720, 32080, 41704, 48922, 52130, 63440, 64160, 83408, 97844, 104260, 122305, 126880, 166816, 195688, 208520, 244610, 317993, 391376, 417040, 489220, 635986, 782752, 834080, 978440, 1271972, 1589965, 1956880, 2543944, 3179930, 3913760, 5087888, 6359860, 10175776, 12719720, 25439440, 50878880]

約数ペア:

[(1, 50878880), (2, 25439440), (4, 12719720), (5, 10175776), (8, 6359860), (10, 5087888), (13, 3913760), (16, 3179930), (20, 2543944), (26, 1956880), (32, 1589965), (40, 1271972), (52, 978440), (61, 834080), (65, 782752), (80, 635986), (104, 489220), (122, 417040), (130, 391376), (160, 317993), (208, 244610), (244, 208520), (260, 195688), (305, 166816), (401, 126880), (416, 122305), (488, 104260), (520, 97844), (610, 83408), (793, 64160), (802, 63440), (976, 52130), (1040, 48922), (1220, 41704), (1586, 32080), (1604, 31720), (1952, 26065), (2005, 25376), (2080, 24461), (2440, 20852), (3172, 16040), (3208, 15860), (3965, 12832), (4010, 12688), (4880, 10426), (5213, 9760), (6344, 8020), (6416, 7930)]