25999875

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{191}}^1$

素因数の和:234

約数の個数: 72

約数和(自身を含む): 51787008

約数和(自身を除く): 25787133

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 125, 165, 191, 225, 275, 363, 375, 495, 573, 605, 825, 955, 1089, 1125, 1375, 1719, 1815, 2101, 2475, 2865, 3025, 4125, 4775, 5445, 6303, 8595, 9075, 10505, 12375, 14325, 15125, 18909, 23111, 23875, 27225, 31515, 42975, 45375, 52525, 69333, 71625, 94545, 115555, 136125, 157575, 207999, 214875, 262625, 346665, 472725, 577775, 787875, 1039995, 1733325, 2363625, 2888875, 5199975, 8666625, 25999875]

約数ペア:

[(1, 25999875), (3, 8666625), (5, 5199975), (9, 2888875), (11, 2363625), (15, 1733325), (25, 1039995), (33, 787875), (45, 577775), (55, 472725), (75, 346665), (99, 262625), (121, 214875), (125, 207999), (165, 157575), (191, 136125), (225, 115555), (275, 94545), (363, 71625), (375, 69333), (495, 52525), (573, 45375), (605, 42975), (825, 31515), (955, 27225), (1089, 23875), (1125, 23111), (1375, 18909), (1719, 15125), (1815, 14325), (2101, 12375), (2475, 10505), (2865, 9075), (3025, 8595), (4125, 6303), (4775, 5445)]