51385300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 116367552

約数和(自身を除く): 64982252

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 83, 100, 151, 164, 166, 205, 302, 332, 410, 415, 604, 755, 820, 830, 1025, 1510, 1660, 2050, 2075, 3020, 3403, 3775, 4100, 4150, 6191, 6806, 7550, 8300, 12382, 12533, 13612, 15100, 17015, 24764, 25066, 30955, 34030, 50132, 61910, 62665, 68060, 85075, 123820, 125330, 154775, 170150, 250660, 309550, 313325, 340300, 513853, 619100, 626650, 1027706, 1253300, 2055412, 2569265, 5138530, 10277060, 12846325, 25692650, 51385300]

約数ペア:

[(1, 51385300), (2, 25692650), (4, 12846325), (5, 10277060), (10, 5138530), (20, 2569265), (25, 2055412), (41, 1253300), (50, 1027706), (82, 626650), (83, 619100), (100, 513853), (151, 340300), (164, 313325), (166, 309550), (205, 250660), (302, 170150), (332, 154775), (410, 125330), (415, 123820), (604, 85075), (755, 68060), (820, 62665), (830, 61910), (1025, 50132), (1510, 34030), (1660, 30955), (2050, 25066), (2075, 24764), (3020, 17015), (3403, 15100), (3775, 13612), (4100, 12533), (4150, 12382), (6191, 8300), (6806, 7550)]