25119800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 62272800

約数和(自身を除く): 37153000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 61, 71, 100, 116, 122, 142, 145, 200, 232, 244, 284, 290, 305, 355, 488, 568, 580, 610, 710, 725, 1160, 1220, 1420, 1450, 1525, 1769, 1775, 2059, 2440, 2840, 2900, 3050, 3538, 3550, 4118, 4331, 5800, 6100, 7076, 7100, 8236, 8662, 8845, 10295, 12200, 14152, 14200, 16472, 17324, 17690, 20590, 21655, 34648, 35380, 41180, 43310, 44225, 51475, 70760, 82360, 86620, 88450, 102950, 108275, 125599, 173240, 176900, 205900, 216550, 251198, 353800, 411800, 433100, 502396, 627995, 866200, 1004792, 1255990, 2511980, 3139975, 5023960, 6279950, 12559900, 25119800]

約数ペア:

[(1, 25119800), (2, 12559900), (4, 6279950), (5, 5023960), (8, 3139975), (10, 2511980), (20, 1255990), (25, 1004792), (29, 866200), (40, 627995), (50, 502396), (58, 433100), (61, 411800), (71, 353800), (100, 251198), (116, 216550), (122, 205900), (142, 176900), (145, 173240), (200, 125599), (232, 108275), (244, 102950), (284, 88450), (290, 86620), (305, 82360), (355, 70760), (488, 51475), (568, 44225), (580, 43310), (610, 41180), (710, 35380), (725, 34648), (1160, 21655), (1220, 20590), (1420, 17690), (1450, 17324), (1525, 16472), (1769, 14200), (1775, 14152), (2059, 12200), (2440, 10295), (2840, 8845), (2900, 8662), (3050, 8236), (3538, 7100), (3550, 7076), (4118, 6100), (4331, 5800)]