81890325

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 168739200

約数和(自身を除く): 86848875

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 41, 45, 55, 75, 99, 123, 135, 165, 205, 225, 269, 275, 297, 369, 451, 495, 615, 675, 807, 825, 1025, 1107, 1345, 1353, 1485, 1845, 2255, 2421, 2475, 2959, 3075, 4035, 4059, 5535, 6725, 6765, 7263, 7425, 8877, 9225, 11029, 11275, 12105, 12177, 14795, 20175, 20295, 26631, 27675, 33087, 33825, 36315, 44385, 55145, 60525, 60885, 73975, 79893, 99261, 101475, 121319, 133155, 165435, 181575, 221925, 275725, 297783, 304425, 363957, 399465, 496305, 606595, 665775, 827175, 1091871, 1488915, 1819785, 1997325, 2481525, 3032975, 3275613, 5459355, 7444575, 9098925, 16378065, 27296775, 81890325]

約数ペア:

[(1, 81890325), (3, 27296775), (5, 16378065), (9, 9098925), (11, 7444575), (15, 5459355), (25, 3275613), (27, 3032975), (33, 2481525), (41, 1997325), (45, 1819785), (55, 1488915), (75, 1091871), (99, 827175), (123, 665775), (135, 606595), (165, 496305), (205, 399465), (225, 363957), (269, 304425), (275, 297783), (297, 275725), (369, 221925), (451, 181575), (495, 165435), (615, 133155), (675, 121319), (807, 101475), (825, 99261), (1025, 79893), (1107, 73975), (1345, 60885), (1353, 60525), (1485, 55145), (1845, 44385), (2255, 36315), (2421, 33825), (2475, 33087), (2959, 27675), (3075, 26631), (4035, 20295), (4059, 20175), (5535, 14795), (6725, 12177), (6765, 12105), (7263, 11275), (7425, 11029), (8877, 9225)]