84521025

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 168873120

約数和(自身を除く): 84352095

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 153, 171, 225, 255, 285, 323, 425, 475, 765, 855, 969, 1163, 1275, 1425, 1615, 2907, 3489, 3825, 4275, 4845, 5815, 8075, 10467, 14535, 17445, 19771, 22097, 24225, 29075, 52335, 59313, 66291, 72675, 87225, 98855, 110485, 177939, 198873, 261675, 296565, 331455, 375649, 494275, 552425, 889695, 994365, 1126947, 1482825, 1657275, 1878245, 3380841, 4448475, 4971825, 5634735, 9391225, 16904205, 28173675, 84521025]

約数ペア:

[(1, 84521025), (3, 28173675), (5, 16904205), (9, 9391225), (15, 5634735), (17, 4971825), (19, 4448475), (25, 3380841), (45, 1878245), (51, 1657275), (57, 1482825), (75, 1126947), (85, 994365), (95, 889695), (153, 552425), (171, 494275), (225, 375649), (255, 331455), (285, 296565), (323, 261675), (425, 198873), (475, 177939), (765, 110485), (855, 98855), (969, 87225), (1163, 72675), (1275, 66291), (1425, 59313), (1615, 52335), (2907, 29075), (3489, 24225), (3825, 22097), (4275, 19771), (4845, 17445), (5815, 14535), (8075, 10467)]