28084850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 61067520

約数和(自身を除く): 32982670

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 37, 38, 47, 50, 74, 85, 94, 95, 170, 185, 190, 235, 323, 370, 425, 470, 475, 629, 646, 703, 799, 850, 893, 925, 950, 1175, 1258, 1406, 1598, 1615, 1739, 1786, 1850, 2350, 3145, 3230, 3478, 3515, 3995, 4465, 6290, 7030, 7990, 8075, 8695, 8930, 11951, 15181, 15725, 16150, 17390, 17575, 19975, 22325, 23902, 29563, 30362, 31450, 33041, 35150, 39950, 43475, 44650, 59126, 59755, 66082, 75905, 86950, 119510, 147815, 151810, 165205, 295630, 298775, 330410, 379525, 561697, 597550, 739075, 759050, 826025, 1123394, 1478150, 1652050, 2808485, 5616970, 14042425, 28084850]

約数ペア:

[(1, 28084850), (2, 14042425), (5, 5616970), (10, 2808485), (17, 1652050), (19, 1478150), (25, 1123394), (34, 826025), (37, 759050), (38, 739075), (47, 597550), (50, 561697), (74, 379525), (85, 330410), (94, 298775), (95, 295630), (170, 165205), (185, 151810), (190, 147815), (235, 119510), (323, 86950), (370, 75905), (425, 66082), (470, 59755), (475, 59126), (629, 44650), (646, 43475), (703, 39950), (799, 35150), (850, 33041), (893, 31450), (925, 30362), (950, 29563), (1175, 23902), (1258, 22325), (1406, 19975), (1598, 17575), (1615, 17390), (1739, 16150), (1786, 15725), (1850, 15181), (2350, 11951), (3145, 8930), (3230, 8695), (3478, 8075), (3515, 7990), (3995, 7030), (4465, 6290)]