90020475

素因数分解:

$3^2\times 5^2\times {\mathrm{347}}^1\times {\mathrm{1153}}^1$

素因数の和:1516

約数の個数: 36

約数和(自身を含む): 161841576

約数和(自身を除く): 71821101

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 347, 1041, 1153, 1735, 3123, 3459, 5205, 5765, 8675, 10377, 15615, 17295, 26025, 28825, 51885, 78075, 86475, 259425, 400091, 1200273, 2000455, 3600819, 6001365, 10002275, 18004095, 30006825, 90020475]

約数ペア:

[(1, 90020475), (3, 30006825), (5, 18004095), (9, 10002275), (15, 6001365), (25, 3600819), (45, 2000455), (75, 1200273), (225, 400091), (347, 259425), (1041, 86475), (1153, 78075), (1735, 51885), (3123, 28825), (3459, 26025), (5205, 17295), (5765, 15615), (8675, 10377)]