28085850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4801}}^1$

素因数の和:4832

約数の個数: 72

約数和(自身を含む): 81278652

約数和(自身を除く): 53192802

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 4801, 5850, 9602, 14403, 24005, 28806, 43209, 48010, 62413, 72015, 86418, 120025, 124826, 144030, 187239, 216045, 240050, 312065, 360075, 374478, 432090, 561717, 624130, 720150, 936195, 1080225, 1123434, 1560325, 1872390, 2160450, 2808585, 3120650, 4680975, 5617170, 9361950, 14042925, 28085850]

約数ペア:

[(1, 28085850), (2, 14042925), (3, 9361950), (5, 5617170), (6, 4680975), (9, 3120650), (10, 2808585), (13, 2160450), (15, 1872390), (18, 1560325), (25, 1123434), (26, 1080225), (30, 936195), (39, 720150), (45, 624130), (50, 561717), (65, 432090), (75, 374478), (78, 360075), (90, 312065), (117, 240050), (130, 216045), (150, 187239), (195, 144030), (225, 124826), (234, 120025), (325, 86418), (390, 72015), (450, 62413), (585, 48010), (650, 43209), (975, 28806), (1170, 24005), (1950, 14403), (2925, 9602), (4801, 5850)]