51798890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 114624720

約数和(自身を除く): 62825830

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 89, 110, 121, 130, 143, 178, 185, 242, 286, 370, 407, 445, 481, 605, 715, 814, 890, 962, 979, 1157, 1210, 1430, 1573, 1958, 2035, 2314, 2405, 3146, 3293, 4070, 4477, 4810, 4895, 5291, 5785, 6586, 7865, 8954, 9790, 10582, 10769, 11570, 12727, 15730, 16465, 21538, 22385, 25454, 26455, 32930, 36223, 42809, 44770, 52910, 53845, 58201, 63635, 72446, 85618, 107690, 116402, 127270, 139997, 181115, 214045, 279994, 291005, 362230, 398453, 428090, 470899, 582010, 699985, 796906, 941798, 1399970, 1992265, 2354495, 3984530, 4708990, 5179889, 10359778, 25899445, 51798890]

約数ペア:

[(1, 51798890), (2, 25899445), (5, 10359778), (10, 5179889), (11, 4708990), (13, 3984530), (22, 2354495), (26, 1992265), (37, 1399970), (55, 941798), (65, 796906), (74, 699985), (89, 582010), (110, 470899), (121, 428090), (130, 398453), (143, 362230), (178, 291005), (185, 279994), (242, 214045), (286, 181115), (370, 139997), (407, 127270), (445, 116402), (481, 107690), (605, 85618), (715, 72446), (814, 63635), (890, 58201), (962, 53845), (979, 52910), (1157, 44770), (1210, 42809), (1430, 36223), (1573, 32930), (1958, 26455), (2035, 25454), (2314, 22385), (2405, 21538), (3146, 16465), (3293, 15730), (4070, 12727), (4477, 11570), (4810, 10769), (4895, 10582), (5291, 9790), (5785, 8954), (6586, 7865)]