72238275

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{11071}}^1$

素因数の和:11116

約数の個数: 36

約数和(自身を含む): 133860480

約数和(自身を除く): 61622205

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 11071, 33213, 55355, 99639, 166065, 276775, 321059, 498195, 830325, 963177, 1605295, 2490975, 2889531, 4815885, 8026475, 14447655, 24079425, 72238275]

約数ペア:

[(1, 72238275), (3, 24079425), (5, 14447655), (9, 8026475), (15, 4815885), (25, 2889531), (29, 2490975), (45, 1605295), (75, 963177), (87, 830325), (145, 498195), (225, 321059), (261, 276775), (435, 166065), (725, 99639), (1305, 55355), (2175, 33213), (6525, 11071)]