77901975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{11939}}^1$

素因数の和:11984

約数の個数: 36

約数和(自身を含む): 144354600

約数和(自身を除く): 66452625

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 11939, 35817, 59695, 107451, 179085, 298475, 346231, 537255, 895425, 1038693, 1731155, 2686275, 3116079, 5193465, 8655775, 15580395, 25967325, 77901975]

約数ペア:

[(1, 77901975), (3, 25967325), (5, 15580395), (9, 8655775), (15, 5193465), (25, 3116079), (29, 2686275), (45, 1731155), (75, 1038693), (87, 895425), (145, 537255), (225, 346231), (261, 298475), (435, 179085), (725, 107451), (1305, 59695), (2175, 35817), (6525, 11939)]