25345430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 53464320

約数和(自身を除く): 28118890

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 67, 95, 110, 134, 181, 190, 209, 335, 362, 418, 670, 737, 905, 1045, 1273, 1474, 1810, 1991, 2090, 2546, 3439, 3685, 3982, 6365, 6878, 7370, 9955, 12127, 12730, 14003, 17195, 19910, 24254, 28006, 34390, 37829, 60635, 70015, 75658, 121270, 133397, 140030, 189145, 230413, 266794, 378290, 460826, 666985, 1152065, 1333970, 2304130, 2534543, 5069086, 12672715, 25345430]

約数ペア:

[(1, 25345430), (2, 12672715), (5, 5069086), (10, 2534543), (11, 2304130), (19, 1333970), (22, 1152065), (38, 666985), (55, 460826), (67, 378290), (95, 266794), (110, 230413), (134, 189145), (181, 140030), (190, 133397), (209, 121270), (335, 75658), (362, 70015), (418, 60635), (670, 37829), (737, 34390), (905, 28006), (1045, 24254), (1273, 19910), (1474, 17195), (1810, 14003), (1991, 12730), (2090, 12127), (2546, 9955), (3439, 7370), (3685, 6878), (3982, 6365)]