71358320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 182666880

約数和(自身を除く): 111308560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 440, 524, 619, 655, 880, 1048, 1238, 1310, 1441, 2096, 2476, 2620, 2882, 3095, 4952, 5240, 5764, 6190, 6809, 7205, 9904, 10480, 11528, 12380, 13618, 14410, 23056, 24760, 27236, 28820, 34045, 49520, 54472, 57640, 68090, 81089, 108944, 115280, 136180, 162178, 272360, 324356, 405445, 544720, 648712, 810890, 891979, 1297424, 1621780, 1783958, 3243560, 3567916, 4459895, 6487120, 7135832, 8919790, 14271664, 17839580, 35679160, 71358320]

約数ペア:

[(1, 71358320), (2, 35679160), (4, 17839580), (5, 14271664), (8, 8919790), (10, 7135832), (11, 6487120), (16, 4459895), (20, 3567916), (22, 3243560), (40, 1783958), (44, 1621780), (55, 1297424), (80, 891979), (88, 810890), (110, 648712), (131, 544720), (176, 405445), (220, 324356), (262, 272360), (440, 162178), (524, 136180), (619, 115280), (655, 108944), (880, 81089), (1048, 68090), (1238, 57640), (1310, 54472), (1441, 49520), (2096, 34045), (2476, 28820), (2620, 27236), (2882, 24760), (3095, 23056), (4952, 14410), (5240, 13618), (5764, 12380), (6190, 11528), (6809, 10480), (7205, 9904)]