865142300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{8837}}^1$

素因数の和:8951

約数の個数: 72

約数和(自身を含む): 2071273680

約数和(自身を除く): 1206131380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 445, 550, 890, 979, 1100, 1780, 1958, 2225, 3916, 4450, 4895, 8837, 8900, 9790, 17674, 19580, 24475, 35348, 44185, 48950, 88370, 97207, 97900, 176740, 194414, 220925, 388828, 441850, 486035, 786493, 883700, 972070, 1572986, 1944140, 2430175, 3145972, 3932465, 4860350, 7864930, 8651423, 9720700, 15729860, 17302846, 19662325, 34605692, 39324650, 43257115, 78649300, 86514230, 173028460, 216285575, 432571150, 865142300]

約数ペア:

[(1, 865142300), (2, 432571150), (4, 216285575), (5, 173028460), (10, 86514230), (11, 78649300), (20, 43257115), (22, 39324650), (25, 34605692), (44, 19662325), (50, 17302846), (55, 15729860), (89, 9720700), (100, 8651423), (110, 7864930), (178, 4860350), (220, 3932465), (275, 3145972), (356, 2430175), (445, 1944140), (550, 1572986), (890, 972070), (979, 883700), (1100, 786493), (1780, 486035), (1958, 441850), (2225, 388828), (3916, 220925), (4450, 194414), (4895, 176740), (8837, 97900), (8900, 97207), (9790, 88370), (17674, 48950), (19580, 44185), (24475, 35348)]