201501225

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 376627680

約数和(自身を除く): 175126455

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 59, 75, 129, 177, 215, 225, 295, 353, 387, 531, 645, 885, 1059, 1075, 1475, 1765, 1935, 2537, 2655, 3177, 3225, 4425, 5295, 7611, 8825, 9675, 12685, 13275, 15179, 15885, 20827, 22833, 26475, 38055, 45537, 62481, 63425, 75895, 79425, 104135, 114165, 136611, 187443, 190275, 227685, 312405, 379475, 520675, 570825, 683055, 895561, 937215, 1138425, 1562025, 2686683, 3415275, 4477805, 4686075, 8060049, 13433415, 22389025, 40300245, 67167075, 201501225]

約数ペア:

[(1, 201501225), (3, 67167075), (5, 40300245), (9, 22389025), (15, 13433415), (25, 8060049), (43, 4686075), (45, 4477805), (59, 3415275), (75, 2686683), (129, 1562025), (177, 1138425), (215, 937215), (225, 895561), (295, 683055), (353, 570825), (387, 520675), (531, 379475), (645, 312405), (885, 227685), (1059, 190275), (1075, 187443), (1475, 136611), (1765, 114165), (1935, 104135), (2537, 79425), (2655, 75895), (3177, 63425), (3225, 62481), (4425, 45537), (5295, 38055), (7611, 26475), (8825, 22833), (9675, 20827), (12685, 15885), (13275, 15179)]