25752320

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 70640640

約数和(自身を除く): 44888320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 59, 62, 64, 80, 88, 110, 118, 124, 128, 155, 160, 176, 220, 236, 248, 256, 295, 310, 320, 341, 352, 440, 472, 496, 590, 620, 640, 649, 682, 704, 880, 944, 992, 1180, 1240, 1280, 1298, 1364, 1408, 1705, 1760, 1829, 1888, 1984, 2360, 2480, 2596, 2728, 2816, 3245, 3410, 3520, 3658, 3776, 3968, 4720, 4960, 5192, 5456, 6490, 6820, 7040, 7316, 7552, 7936, 9145, 9440, 9920, 10384, 10912, 12980, 13640, 14080, 14632, 15104, 18290, 18880, 19840, 20119, 20768, 21824, 25960, 27280, 29264, 36580, 37760, 39680, 40238, 41536, 43648, 51920, 54560, 58528, 73160, 75520, 80476, 83072, 87296, 100595, 103840, 109120, 117056, 146320, 160952, 166144, 201190, 207680, 218240, 234112, 292640, 321904, 402380, 415360, 436480, 468224, 585280, 643808, 804760, 830720, 1170560, 1287616, 1609520, 2341120, 2575232, 3219040, 5150464, 6438080, 12876160, 25752320]

約数ペア:

[(1, 25752320), (2, 12876160), (4, 6438080), (5, 5150464), (8, 3219040), (10, 2575232), (11, 2341120), (16, 1609520), (20, 1287616), (22, 1170560), (31, 830720), (32, 804760), (40, 643808), (44, 585280), (55, 468224), (59, 436480), (62, 415360), (64, 402380), (80, 321904), (88, 292640), (110, 234112), (118, 218240), (124, 207680), (128, 201190), (155, 166144), (160, 160952), (176, 146320), (220, 117056), (236, 109120), (248, 103840), (256, 100595), (295, 87296), (310, 83072), (320, 80476), (341, 75520), (352, 73160), (440, 58528), (472, 54560), (496, 51920), (590, 43648), (620, 41536), (640, 40238), (649, 39680), (682, 37760), (704, 36580), (880, 29264), (944, 27280), (992, 25960), (1180, 21824), (1240, 20768), (1280, 20119), (1298, 19840), (1364, 18880), (1408, 18290), (1705, 15104), (1760, 14632), (1829, 14080), (1888, 13640), (1984, 12980), (2360, 10912), (2480, 10384), (2596, 9920), (2728, 9440), (2816, 9145), (3245, 7936), (3410, 7552), (3520, 7316), (3658, 7040), (3776, 6820), (3968, 6490), (4720, 5456), (4960, 5192)]