51965900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1299

約数の個数: 72

約数和(自身を含む): 131095776

約数和(自身を除く): 79129876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 427, 610, 700, 854, 1217, 1220, 1525, 1708, 2135, 2434, 3050, 4270, 4868, 6085, 6100, 8519, 8540, 10675, 12170, 17038, 21350, 24340, 30425, 34076, 42595, 42700, 60850, 74237, 85190, 121700, 148474, 170380, 212975, 296948, 371185, 425950, 519659, 742370, 851900, 1039318, 1484740, 1855925, 2078636, 2598295, 3711850, 5196590, 7423700, 10393180, 12991475, 25982950, 51965900]

約数ペア:

[(1, 51965900), (2, 25982950), (4, 12991475), (5, 10393180), (7, 7423700), (10, 5196590), (14, 3711850), (20, 2598295), (25, 2078636), (28, 1855925), (35, 1484740), (50, 1039318), (61, 851900), (70, 742370), (100, 519659), (122, 425950), (140, 371185), (175, 296948), (244, 212975), (305, 170380), (350, 148474), (427, 121700), (610, 85190), (700, 74237), (854, 60850), (1217, 42700), (1220, 42595), (1525, 34076), (1708, 30425), (2135, 24340), (2434, 21350), (3050, 17038), (4270, 12170), (4868, 10675), (6085, 8540), (6100, 8519)]