56536875

素因数分解:

$3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:91

約数の個数: 90

約数和(自身を含む): 112292180

約数和(自身を除く): 55755305

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 95, 115, 125, 171, 207, 225, 285, 345, 375, 437, 475, 529, 575, 625, 855, 1035, 1125, 1311, 1425, 1587, 1725, 1875, 2185, 2375, 2645, 2875, 3933, 4275, 4761, 5175, 5625, 6555, 7125, 7935, 8625, 10051, 10925, 11875, 13225, 14375, 19665, 21375, 23805, 25875, 30153, 32775, 35625, 39675, 43125, 50255, 54625, 66125, 90459, 98325, 106875, 119025, 129375, 150765, 163875, 198375, 251275, 273125, 330625, 452295, 491625, 595125, 753825, 819375, 991875, 1256375, 2261475, 2458125, 2975625, 3769125, 6281875, 11307375, 18845625, 56536875]

約数ペア:

[(1, 56536875), (3, 18845625), (5, 11307375), (9, 6281875), (15, 3769125), (19, 2975625), (23, 2458125), (25, 2261475), (45, 1256375), (57, 991875), (69, 819375), (75, 753825), (95, 595125), (115, 491625), (125, 452295), (171, 330625), (207, 273125), (225, 251275), (285, 198375), (345, 163875), (375, 150765), (437, 129375), (475, 119025), (529, 106875), (575, 98325), (625, 90459), (855, 66125), (1035, 54625), (1125, 50255), (1311, 43125), (1425, 39675), (1587, 35625), (1725, 32775), (1875, 30153), (2185, 25875), (2375, 23805), (2645, 21375), (2875, 19665), (3933, 14375), (4275, 13225), (4761, 11875), (5175, 10925), (5625, 10051), (6555, 8625), (7125, 7935)]