15996819125

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{1327}}^1$

素因数の和:1971

約数の個数: 64

約数和(自身を含む): 23865753600

約数和(自身を除く): 7868934475

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 175, 575, 599, 805, 875, 1327, 2875, 2995, 4025, 4193, 6635, 9289, 13777, 14975, 20125, 20965, 30521, 33175, 46445, 68885, 74875, 96439, 104825, 152605, 165875, 213647, 232225, 344425, 482195, 524125, 763025, 794873, 1068235, 1161125, 1722125, 2410975, 3815125, 3974365, 5341175, 5564111, 12054875, 18282079, 19871825, 26705875, 27820555, 91410395, 99359125, 127974553, 139102775, 457051975, 639872765, 695513875, 2285259875, 3199363825, 15996819125]

約数ペア:

[(1, 15996819125), (5, 3199363825), (7, 2285259875), (23, 695513875), (25, 639872765), (35, 457051975), (115, 139102775), (125, 127974553), (161, 99359125), (175, 91410395), (575, 27820555), (599, 26705875), (805, 19871825), (875, 18282079), (1327, 12054875), (2875, 5564111), (2995, 5341175), (4025, 3974365), (4193, 3815125), (6635, 2410975), (9289, 1722125), (13777, 1161125), (14975, 1068235), (20125, 794873), (20965, 763025), (30521, 524125), (33175, 482195), (46445, 344425), (68885, 232225), (74875, 213647), (96439, 165875), (104825, 152605)]