72724575

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 153561600

約数和(自身を除く): 80837025

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 147, 165, 175, 231, 245, 257, 275, 343, 385, 525, 539, 735, 771, 825, 1029, 1155, 1225, 1285, 1617, 1715, 1799, 1925, 2695, 2827, 3675, 3773, 3855, 5145, 5397, 5775, 6425, 8085, 8481, 8575, 8995, 11319, 12593, 13475, 14135, 18865, 19275, 19789, 25725, 26985, 37779, 40425, 42405, 44975, 56595, 59367, 62965, 70675, 88151, 94325, 98945, 134925, 138523, 188895, 212025, 264453, 282975, 296835, 314825, 415569, 440755, 494725, 692615, 944475, 969661, 1322265, 1484175, 2077845, 2203775, 2908983, 3463075, 4848305, 6611325, 10389225, 14544915, 24241525, 72724575]

約数ペア:

[(1, 72724575), (3, 24241525), (5, 14544915), (7, 10389225), (11, 6611325), (15, 4848305), (21, 3463075), (25, 2908983), (33, 2203775), (35, 2077845), (49, 1484175), (55, 1322265), (75, 969661), (77, 944475), (105, 692615), (147, 494725), (165, 440755), (175, 415569), (231, 314825), (245, 296835), (257, 282975), (275, 264453), (343, 212025), (385, 188895), (525, 138523), (539, 134925), (735, 98945), (771, 94325), (825, 88151), (1029, 70675), (1155, 62965), (1225, 59367), (1285, 56595), (1617, 44975), (1715, 42405), (1799, 40425), (1925, 37779), (2695, 26985), (2827, 25725), (3675, 19789), (3773, 19275), (3855, 18865), (5145, 14135), (5397, 13475), (5775, 12593), (6425, 11319), (8085, 8995), (8481, 8575)]