127557225

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 239817240

約数和(自身を除く): 112260015

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 113, 145, 173, 225, 261, 339, 435, 519, 565, 725, 865, 1017, 1305, 1557, 1695, 2175, 2595, 2825, 3277, 4325, 5017, 5085, 6525, 7785, 8475, 9831, 12975, 15051, 16385, 19549, 25085, 25425, 29493, 38925, 45153, 49155, 58647, 75255, 81925, 97745, 125425, 147465, 175941, 225765, 245775, 293235, 376275, 488725, 566921, 737325, 879705, 1128825, 1466175, 1700763, 2834605, 4398525, 5102289, 8503815, 14173025, 25511445, 42519075, 127557225]

約数ペア:

[(1, 127557225), (3, 42519075), (5, 25511445), (9, 14173025), (15, 8503815), (25, 5102289), (29, 4398525), (45, 2834605), (75, 1700763), (87, 1466175), (113, 1128825), (145, 879705), (173, 737325), (225, 566921), (261, 488725), (339, 376275), (435, 293235), (519, 245775), (565, 225765), (725, 175941), (865, 147465), (1017, 125425), (1305, 97745), (1557, 81925), (1695, 75255), (2175, 58647), (2595, 49155), (2825, 45153), (3277, 38925), (4325, 29493), (5017, 25425), (5085, 25085), (6525, 19549), (7785, 16385), (8475, 15051), (9831, 12975)]