86695100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 200403840

約数和(自身を除く): 113708740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 103, 190, 206, 380, 412, 443, 475, 515, 886, 950, 1030, 1772, 1900, 1957, 2060, 2215, 2575, 3914, 4430, 5150, 7828, 8417, 8860, 9785, 10300, 11075, 16834, 19570, 22150, 33668, 39140, 42085, 44300, 45629, 48925, 84170, 91258, 97850, 168340, 182516, 195700, 210425, 228145, 420850, 456290, 841700, 866951, 912580, 1140725, 1733902, 2281450, 3467804, 4334755, 4562900, 8669510, 17339020, 21673775, 43347550, 86695100]

約数ペア:

[(1, 86695100), (2, 43347550), (4, 21673775), (5, 17339020), (10, 8669510), (19, 4562900), (20, 4334755), (25, 3467804), (38, 2281450), (50, 1733902), (76, 1140725), (95, 912580), (100, 866951), (103, 841700), (190, 456290), (206, 420850), (380, 228145), (412, 210425), (443, 195700), (475, 182516), (515, 168340), (886, 97850), (950, 91258), (1030, 84170), (1772, 48925), (1900, 45629), (1957, 44300), (2060, 42085), (2215, 39140), (2575, 33668), (3914, 22150), (4430, 19570), (5150, 16834), (7828, 11075), (8417, 10300), (8860, 9785)]