64916325

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 123492096

約数和(自身を除く): 58575771

約数列:

[1, 3, 5, 9, 15, 25, 31, 41, 45, 75, 93, 123, 155, 205, 225, 227, 279, 369, 465, 615, 681, 775, 1025, 1135, 1271, 1395, 1845, 2043, 2325, 3075, 3405, 3813, 5675, 6355, 6975, 7037, 9225, 9307, 10215, 11439, 17025, 19065, 21111, 27921, 31775, 35185, 46535, 51075, 57195, 63333, 83763, 95325, 105555, 139605, 175925, 232675, 285975, 288517, 316665, 418815, 527775, 698025, 865551, 1442585, 1583325, 2094075, 2596653, 4327755, 7212925, 12983265, 21638775, 64916325]

約数ペア:

[(1, 64916325), (3, 21638775), (5, 12983265), (9, 7212925), (15, 4327755), (25, 2596653), (31, 2094075), (41, 1583325), (45, 1442585), (75, 865551), (93, 698025), (123, 527775), (155, 418815), (205, 316665), (225, 288517), (227, 285975), (279, 232675), (369, 175925), (465, 139605), (615, 105555), (681, 95325), (775, 83763), (1025, 63333), (1135, 57195), (1271, 51075), (1395, 46535), (1845, 35185), (2043, 31775), (2325, 27921), (3075, 21111), (3405, 19065), (3813, 17025), (5675, 11439), (6355, 10215), (6975, 9307), (7037, 9225)]