66883420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 156280320

約数和(自身を除く): 89396900

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 67, 71, 74, 76, 95, 134, 142, 148, 185, 190, 268, 284, 335, 355, 370, 380, 670, 703, 710, 740, 1273, 1340, 1349, 1406, 1420, 2479, 2546, 2627, 2698, 2812, 3515, 4757, 4958, 5092, 5254, 5396, 6365, 6745, 7030, 9514, 9916, 10508, 12395, 12730, 13135, 13490, 14060, 19028, 23785, 24790, 25460, 26270, 26980, 47101, 47570, 49580, 49913, 52540, 90383, 94202, 95140, 99826, 176009, 180766, 188404, 199652, 235505, 249565, 352018, 361532, 451915, 471010, 499130, 704036, 880045, 903830, 942020, 998260, 1760090, 1807660, 3344171, 3520180, 6688342, 13376684, 16720855, 33441710, 66883420]

約数ペア:

[(1, 66883420), (2, 33441710), (4, 16720855), (5, 13376684), (10, 6688342), (19, 3520180), (20, 3344171), (37, 1807660), (38, 1760090), (67, 998260), (71, 942020), (74, 903830), (76, 880045), (95, 704036), (134, 499130), (142, 471010), (148, 451915), (185, 361532), (190, 352018), (268, 249565), (284, 235505), (335, 199652), (355, 188404), (370, 180766), (380, 176009), (670, 99826), (703, 95140), (710, 94202), (740, 90383), (1273, 52540), (1340, 49913), (1349, 49580), (1406, 47570), (1420, 47101), (2479, 26980), (2546, 26270), (2627, 25460), (2698, 24790), (2812, 23785), (3515, 19028), (4757, 14060), (4958, 13490), (5092, 13135), (5254, 12730), (5396, 12395), (6365, 10508), (6745, 9916), (7030, 9514)]